2561473980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3453

約数の個数: 288

約数和(自身を含む): 9328737600

約数和(自身を除く): 6767263620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 19, 20, 26, 30, 34, 36, 38, 39, 45, 51, 52, 57, 60, 65, 68, 76, 78, 85, 90, 95, 102, 114, 117, 130, 153, 156, 170, 171, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 306, 323, 340, 342, 380, 390, 442, 468, 494, 510, 570, 585, 612, 646, 663, 684, 741, 765, 780, 855, 884, 969, 988, 1020, 1105, 1140, 1170, 1235, 1292, 1326, 1482, 1530, 1615, 1710, 1938, 1989, 2210, 2223, 2340, 2470, 2652, 2907, 2964, 3060, 3230, 3315, 3389, 3420, 3705, 3876, 3978, 4199, 4420, 4446, 4845, 4940, 5814, 6460, 6630, 6778, 7410, 7956, 8398, 8892, 9690, 9945, 10167, 11115, 11628, 12597, 13260, 13556, 14535, 14820, 16796, 16945, 19380, 19890, 20334, 20995, 22230, 25194, 29070, 30501, 33890, 37791, 39780, 40668, 41990, 44057, 44460, 50388, 50835, 57613, 58140, 61002, 62985, 64391, 67780, 75582, 83980, 88114, 101670, 115226, 122004, 125970, 128782, 132171, 151164, 152505, 172839, 176228, 188955, 193173, 203340, 220285, 230452, 251940, 257564, 264342, 288065, 305010, 321955, 345678, 377910, 386346, 396513, 440570, 518517, 528684, 576130, 579519, 610020, 643910, 660855, 691356, 748969, 755820, 772692, 793026, 837083, 864195, 881140, 965865, 1037034, 1094647, 1152260, 1159038, 1287820, 1321710, 1497938, 1586052, 1674166, 1728390, 1931730, 1982565, 2074068, 2189294, 2246907, 2318076, 2511249, 2592585, 2643420, 2897595, 2995876, 3283941, 3348332, 3456780, 3744845, 3863460, 3965130, 4185415, 4378588, 4493814, 5022498, 5185170, 5473235, 5795190, 6567882, 6740721, 7489690, 7533747, 7930260, 8370830, 8987628, 9851823, 10044996, 10370340, 10946470, 11234535, 11590380, 12556245, 13135764, 13481442, 14230411, 14979380, 15067494, 16419705, 16741660, 19703646, 21892940, 22469070, 25112490, 26962884, 28460822, 30134988, 32839410, 33703605, 37668735, 39407292, 42691233, 44938140, 49259115, 50224980, 56921644, 65678820, 67407210, 71152055, 75337470, 85382466, 98518230, 128073699, 134814420, 142304110, 150674940, 170764932, 197036460, 213456165, 256147398, 284608220, 426912330, 512294796, 640368495, 853824660, 1280736990, 2561473980]

約数ペア:

[(1, 2561473980), (2, 1280736990), (3, 853824660), (4, 640368495), (5, 512294796), (6, 426912330), (9, 284608220), (10, 256147398), (12, 213456165), (13, 197036460), (15, 170764932), (17, 150674940), (18, 142304110), (19, 134814420), (20, 128073699), (26, 98518230), (30, 85382466), (34, 75337470), (36, 71152055), (38, 67407210), (39, 65678820), (45, 56921644), (51, 50224980), (52, 49259115), (57, 44938140), (60, 42691233), (65, 39407292), (68, 37668735), (76, 33703605), (78, 32839410), (85, 30134988), (90, 28460822), (95, 26962884), (102, 25112490), (114, 22469070), (117, 21892940), (130, 19703646), (153, 16741660), (156, 16419705), (170, 15067494), (171, 14979380), (180, 14230411), (190, 13481442), (195, 13135764), (204, 12556245), (221, 11590380), (228, 11234535), (234, 10946470), (247, 10370340), (255, 10044996), (260, 9851823), (285, 8987628), (306, 8370830), (323, 7930260), (340, 7533747), (342, 7489690), (380, 6740721), (390, 6567882), (442, 5795190), (468, 5473235), (494, 5185170), (510, 5022498), (570, 4493814), (585, 4378588), (612, 4185415), (646, 3965130), (663, 3863460), (684, 3744845), (741, 3456780), (765, 3348332), (780, 3283941), (855, 2995876), (884, 2897595), (969, 2643420), (988, 2592585), (1020, 2511249), (1105, 2318076), (1140, 2246907), (1170, 2189294), (1235, 2074068), (1292, 1982565), (1326, 1931730), (1482, 1728390), (1530, 1674166), (1615, 1586052), (1710, 1497938), (1938, 1321710), (1989, 1287820), (2210, 1159038), (2223, 1152260), (2340, 1094647), (2470, 1037034), (2652, 965865), (2907, 881140), (2964, 864195), (3060, 837083), (3230, 793026), (3315, 772692), (3389, 755820), (3420, 748969), (3705, 691356), (3876, 660855), (3978, 643910), (4199, 610020), (4420, 579519), (4446, 576130), (4845, 528684), (4940, 518517), (5814, 440570), (6460, 396513), (6630, 386346), (6778, 377910), (7410, 345678), (7956, 321955), (8398, 305010), (8892, 288065), (9690, 264342), (9945, 257564), (10167, 251940), (11115, 230452), (11628, 220285), (12597, 203340), (13260, 193173), (13556, 188955), (14535, 176228), (14820, 172839), (16796, 152505), (16945, 151164), (19380, 132171), (19890, 128782), (20334, 125970), (20995, 122004), (22230, 115226), (25194, 101670), (29070, 88114), (30501, 83980), (33890, 75582), (37791, 67780), (39780, 64391), (40668, 62985), (41990, 61002), (44057, 58140), (44460, 57613), (50388, 50835)]