1989840682720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{37253}}^1$

素因数の和:37410

約数の個数: 288

約数和(自身を含む): 5393973876480

約数和(自身を除く): 3404133193760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 89, 110, 121, 124, 155, 160, 176, 178, 220, 242, 248, 310, 341, 352, 356, 440, 445, 484, 496, 605, 620, 682, 712, 880, 890, 968, 979, 992, 1210, 1240, 1364, 1424, 1705, 1760, 1780, 1936, 1958, 2420, 2480, 2728, 2759, 2848, 3410, 3560, 3751, 3872, 3916, 4840, 4895, 4960, 5456, 5518, 6820, 7120, 7502, 7832, 9680, 9790, 10769, 10912, 11036, 13640, 13795, 14240, 15004, 15664, 18755, 19360, 19580, 21538, 22072, 27280, 27590, 30008, 30349, 31328, 37253, 37510, 39160, 43076, 44144, 53845, 54560, 55180, 60016, 60698, 74506, 75020, 78320, 86152, 88288, 107690, 110360, 120032, 121396, 149012, 150040, 151745, 156640, 172304, 186265, 215380, 220720, 242792, 298024, 300080, 303490, 333839, 344608, 372530, 409783, 430760, 441440, 485584, 596048, 600160, 606980, 667678, 745060, 819566, 861520, 971168, 1154843, 1192096, 1213960, 1335356, 1490120, 1639132, 1669195, 1723040, 2048915, 2309686, 2427920, 2670712, 2980240, 3278264, 3315517, 3338390, 4097830, 4507613, 4619372, 4855840, 5341424, 5774215, 5960480, 6556528, 6631034, 6676780, 8195660, 9015226, 9238744, 10682848, 11548430, 12703273, 13113056, 13262068, 13353560, 16391320, 16577585, 18030452, 18477488, 22538065, 23096860, 25406546, 26524136, 26707120, 32782640, 33155170, 36060904, 36470687, 36954976, 45076130, 46193720, 50813092, 53048272, 53414240, 63516365, 65565280, 66310340, 72121808, 72941374, 90152260, 92387440, 101626184, 102781027, 106096544, 127032730, 132620680, 139736003, 144243616, 145882748, 180304520, 182353435, 184774880, 203252368, 205562054, 254065460, 265241360, 279472006, 291765496, 360609040, 364706870, 401177557, 406504736, 411124108, 508130920, 513905135, 530482720, 558944012, 583530992, 698680015, 721218080, 729413740, 802355114, 822248216, 1016261840, 1027810270, 1117888024, 1130591297, 1167061984, 1397360030, 1458827480, 1604710228, 1644496432, 2005887785, 2032523680, 2055620540, 2235776048, 2261182594, 2794720060, 2917654960, 3209420456, 3288992864, 4011775570, 4111241080, 4471552096, 4522365188, 5589440120, 5652956485, 5835309920, 6418840912, 8023551140, 8222482160, 9044730376, 11178880240, 11305912970, 12436504267, 12837681824, 16047102280, 16444964320, 18089460752, 22357760480, 22611825940, 24873008534, 32094204560, 36178921504, 45223651880, 49746017068, 62182521335, 64188409120, 90447303760, 99492034136, 124365042670, 180894607520, 198984068272, 248730085340, 397968136544, 497460170680, 994920341360, 1989840682720]

約数ペア:

[(1, 1989840682720), (2, 994920341360), (4, 497460170680), (5, 397968136544), (8, 248730085340), (10, 198984068272), (11, 180894607520), (16, 124365042670), (20, 99492034136), (22, 90447303760), (31, 64188409120), (32, 62182521335), (40, 49746017068), (44, 45223651880), (55, 36178921504), (62, 32094204560), (80, 24873008534), (88, 22611825940), (89, 22357760480), (110, 18089460752), (121, 16444964320), (124, 16047102280), (155, 12837681824), (160, 12436504267), (176, 11305912970), (178, 11178880240), (220, 9044730376), (242, 8222482160), (248, 8023551140), (310, 6418840912), (341, 5835309920), (352, 5652956485), (356, 5589440120), (440, 4522365188), (445, 4471552096), (484, 4111241080), (496, 4011775570), (605, 3288992864), (620, 3209420456), (682, 2917654960), (712, 2794720060), (880, 2261182594), (890, 2235776048), (968, 2055620540), (979, 2032523680), (992, 2005887785), (1210, 1644496432), (1240, 1604710228), (1364, 1458827480), (1424, 1397360030), (1705, 1167061984), (1760, 1130591297), (1780, 1117888024), (1936, 1027810270), (1958, 1016261840), (2420, 822248216), (2480, 802355114), (2728, 729413740), (2759, 721218080), (2848, 698680015), (3410, 583530992), (3560, 558944012), (3751, 530482720), (3872, 513905135), (3916, 508130920), (4840, 411124108), (4895, 406504736), (4960, 401177557), (5456, 364706870), (5518, 360609040), (6820, 291765496), (7120, 279472006), (7502, 265241360), (7832, 254065460), (9680, 205562054), (9790, 203252368), (10769, 184774880), (10912, 182353435), (11036, 180304520), (13640, 145882748), (13795, 144243616), (14240, 139736003), (15004, 132620680), (15664, 127032730), (18755, 106096544), (19360, 102781027), (19580, 101626184), (21538, 92387440), (22072, 90152260), (27280, 72941374), (27590, 72121808), (30008, 66310340), (30349, 65565280), (31328, 63516365), (37253, 53414240), (37510, 53048272), (39160, 50813092), (43076, 46193720), (44144, 45076130), (53845, 36954976), (54560, 36470687), (55180, 36060904), (60016, 33155170), (60698, 32782640), (74506, 26707120), (75020, 26524136), (78320, 25406546), (86152, 23096860), (88288, 22538065), (107690, 18477488), (110360, 18030452), (120032, 16577585), (121396, 16391320), (149012, 13353560), (150040, 13262068), (151745, 13113056), (156640, 12703273), (172304, 11548430), (186265, 10682848), (215380, 9238744), (220720, 9015226), (242792, 8195660), (298024, 6676780), (300080, 6631034), (303490, 6556528), (333839, 5960480), (344608, 5774215), (372530, 5341424), (409783, 4855840), (430760, 4619372), (441440, 4507613), (485584, 4097830), (596048, 3338390), (600160, 3315517), (606980, 3278264), (667678, 2980240), (745060, 2670712), (819566, 2427920), (861520, 2309686), (971168, 2048915), (1154843, 1723040), (1192096, 1669195), (1213960, 1639132), (1335356, 1490120)]