289620240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 320

約数和(自身を含む): 1124928000

約数和(自身を除く): 835307760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 89, 91, 104, 105, 112, 120, 130, 140, 149, 156, 168, 178, 182, 195, 208, 210, 240, 260, 267, 273, 280, 298, 312, 336, 356, 364, 390, 420, 445, 447, 455, 520, 534, 546, 560, 596, 623, 624, 712, 728, 745, 780, 840, 890, 894, 910, 1040, 1043, 1068, 1092, 1157, 1192, 1246, 1335, 1365, 1424, 1456, 1490, 1560, 1680, 1780, 1788, 1820, 1869, 1937, 2086, 2136, 2184, 2235, 2314, 2384, 2492, 2670, 2730, 2980, 3115, 3120, 3129, 3471, 3560, 3576, 3640, 3738, 3874, 4172, 4272, 4368, 4470, 4628, 4984, 5215, 5340, 5460, 5785, 5811, 5960, 6230, 6258, 6942, 7120, 7152, 7280, 7476, 7748, 8099, 8344, 8940, 9256, 9345, 9685, 9968, 10430, 10680, 10920, 11570, 11622, 11920, 12460, 12516, 13261, 13559, 13884, 14952, 15496, 15645, 16198, 16688, 17355, 17880, 18512, 18690, 19370, 20860, 21360, 21840, 23140, 23244, 24297, 24920, 25032, 26522, 27118, 27768, 29055, 29904, 30992, 31290, 32396, 34710, 35760, 37380, 38740, 39783, 40495, 40677, 41720, 46280, 46488, 48594, 49840, 50064, 53044, 54236, 55536, 58110, 62580, 64792, 66305, 67795, 69420, 74760, 77480, 79566, 80990, 81354, 83440, 92560, 92827, 92976, 97188, 106088, 108472, 116220, 121485, 125160, 129584, 132610, 135590, 138840, 149520, 154960, 159132, 161980, 162708, 172393, 185654, 194376, 198915, 203385, 212176, 216944, 232440, 242970, 250320, 265220, 271180, 277680, 278481, 318264, 323960, 325416, 344786, 371308, 388752, 397830, 406770, 464135, 464880, 485940, 517179, 530440, 542360, 556962, 636528, 647920, 650832, 689572, 742616, 795660, 813540, 861965, 928270, 971880, 1034358, 1060880, 1084720, 1113924, 1206751, 1379144, 1392405, 1485232, 1591320, 1627080, 1723930, 1856540, 1943760, 2068716, 2227848, 2413502, 2585895, 2758288, 2784810, 3182640, 3254160, 3447860, 3620253, 3713080, 4137432, 4455696, 4827004, 5171790, 5569620, 6033755, 6895720, 7240506, 7426160, 8274864, 9654008, 10343580, 11139240, 12067510, 13791440, 14481012, 18101265, 19308016, 20687160, 22278480, 24135020, 28962024, 36202530, 41374320, 48270040, 57924048, 72405060, 96540080, 144810120, 289620240]

約数ペア:

[(1, 289620240), (2, 144810120), (3, 96540080), (4, 72405060), (5, 57924048), (6, 48270040), (7, 41374320), (8, 36202530), (10, 28962024), (12, 24135020), (13, 22278480), (14, 20687160), (15, 19308016), (16, 18101265), (20, 14481012), (21, 13791440), (24, 12067510), (26, 11139240), (28, 10343580), (30, 9654008), (35, 8274864), (39, 7426160), (40, 7240506), (42, 6895720), (48, 6033755), (52, 5569620), (56, 5171790), (60, 4827004), (65, 4455696), (70, 4137432), (78, 3713080), (80, 3620253), (84, 3447860), (89, 3254160), (91, 3182640), (104, 2784810), (105, 2758288), (112, 2585895), (120, 2413502), (130, 2227848), (140, 2068716), (149, 1943760), (156, 1856540), (168, 1723930), (178, 1627080), (182, 1591320), (195, 1485232), (208, 1392405), (210, 1379144), (240, 1206751), (260, 1113924), (267, 1084720), (273, 1060880), (280, 1034358), (298, 971880), (312, 928270), (336, 861965), (356, 813540), (364, 795660), (390, 742616), (420, 689572), (445, 650832), (447, 647920), (455, 636528), (520, 556962), (534, 542360), (546, 530440), (560, 517179), (596, 485940), (623, 464880), (624, 464135), (712, 406770), (728, 397830), (745, 388752), (780, 371308), (840, 344786), (890, 325416), (894, 323960), (910, 318264), (1040, 278481), (1043, 277680), (1068, 271180), (1092, 265220), (1157, 250320), (1192, 242970), (1246, 232440), (1335, 216944), (1365, 212176), (1424, 203385), (1456, 198915), (1490, 194376), (1560, 185654), (1680, 172393), (1780, 162708), (1788, 161980), (1820, 159132), (1869, 154960), (1937, 149520), (2086, 138840), (2136, 135590), (2184, 132610), (2235, 129584), (2314, 125160), (2384, 121485), (2492, 116220), (2670, 108472), (2730, 106088), (2980, 97188), (3115, 92976), (3120, 92827), (3129, 92560), (3471, 83440), (3560, 81354), (3576, 80990), (3640, 79566), (3738, 77480), (3874, 74760), (4172, 69420), (4272, 67795), (4368, 66305), (4470, 64792), (4628, 62580), (4984, 58110), (5215, 55536), (5340, 54236), (5460, 53044), (5785, 50064), (5811, 49840), (5960, 48594), (6230, 46488), (6258, 46280), (6942, 41720), (7120, 40677), (7152, 40495), (7280, 39783), (7476, 38740), (7748, 37380), (8099, 35760), (8344, 34710), (8940, 32396), (9256, 31290), (9345, 30992), (9685, 29904), (9968, 29055), (10430, 27768), (10680, 27118), (10920, 26522), (11570, 25032), (11622, 24920), (11920, 24297), (12460, 23244), (12516, 23140), (13261, 21840), (13559, 21360), (13884, 20860), (14952, 19370), (15496, 18690), (15645, 18512), (16198, 17880), (16688, 17355)]