21224965840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{1877}}^1$

素因数の和:2117

約数の個数: 160

約数和(自身を含む): 54223779456

約数和(自身を除く): 32998813616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 131, 166, 208, 260, 262, 332, 415, 520, 524, 655, 664, 830, 1040, 1048, 1079, 1310, 1328, 1660, 1703, 1877, 2096, 2158, 2620, 3320, 3406, 3754, 4316, 5240, 5395, 6640, 6812, 7508, 8515, 8632, 9385, 10480, 10790, 10873, 13624, 15016, 17030, 17264, 18770, 21580, 21746, 24401, 27248, 30032, 34060, 37540, 43160, 43492, 48802, 54365, 68120, 75080, 86320, 86984, 97604, 108730, 122005, 136240, 141349, 150160, 155791, 173968, 195208, 217460, 244010, 245887, 282698, 311582, 390416, 434920, 488020, 491774, 565396, 623164, 706745, 778955, 869840, 976040, 983548, 1130792, 1229435, 1246328, 1413490, 1557910, 1952080, 1967096, 2025283, 2261584, 2458870, 2492656, 2826980, 3115820, 3196531, 3934192, 4050566, 4917740, 5653960, 6231640, 6393062, 8101132, 9835480, 10126415, 11307920, 12463280, 12786124, 15982655, 16202264, 19670960, 20252830, 20408621, 25572248, 31965310, 32404528, 40505660, 40817242, 51144496, 63930620, 81011320, 81634484, 102043105, 127861240, 162022640, 163268968, 204086210, 255722480, 265312073, 326537936, 408172420, 530624146, 816344840, 1061248292, 1326560365, 1632689680, 2122496584, 2653120730, 4244993168, 5306241460, 10612482920, 21224965840]

約数ペア:

[(1, 21224965840), (2, 10612482920), (4, 5306241460), (5, 4244993168), (8, 2653120730), (10, 2122496584), (13, 1632689680), (16, 1326560365), (20, 1061248292), (26, 816344840), (40, 530624146), (52, 408172420), (65, 326537936), (80, 265312073), (83, 255722480), (104, 204086210), (130, 163268968), (131, 162022640), (166, 127861240), (208, 102043105), (260, 81634484), (262, 81011320), (332, 63930620), (415, 51144496), (520, 40817242), (524, 40505660), (655, 32404528), (664, 31965310), (830, 25572248), (1040, 20408621), (1048, 20252830), (1079, 19670960), (1310, 16202264), (1328, 15982655), (1660, 12786124), (1703, 12463280), (1877, 11307920), (2096, 10126415), (2158, 9835480), (2620, 8101132), (3320, 6393062), (3406, 6231640), (3754, 5653960), (4316, 4917740), (5240, 4050566), (5395, 3934192), (6640, 3196531), (6812, 3115820), (7508, 2826980), (8515, 2492656), (8632, 2458870), (9385, 2261584), (10480, 2025283), (10790, 1967096), (10873, 1952080), (13624, 1557910), (15016, 1413490), (17030, 1246328), (17264, 1229435), (18770, 1130792), (21580, 983548), (21746, 976040), (24401, 869840), (27248, 778955), (30032, 706745), (34060, 623164), (37540, 565396), (43160, 491774), (43492, 488020), (48802, 434920), (54365, 390416), (68120, 311582), (75080, 282698), (86320, 245887), (86984, 244010), (97604, 217460), (108730, 195208), (122005, 173968), (136240, 155791), (141349, 150160)]