631496280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:410

約数の個数: 256

約数和(自身を含む): 2148664320

約数和(自身を除く): 1517168040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 43, 46, 51, 60, 68, 69, 85, 86, 92, 102, 115, 120, 129, 136, 138, 170, 172, 184, 204, 215, 230, 255, 258, 276, 313, 340, 344, 345, 391, 408, 430, 460, 510, 516, 552, 626, 645, 680, 690, 731, 782, 860, 920, 939, 989, 1020, 1032, 1173, 1252, 1290, 1380, 1462, 1564, 1565, 1720, 1878, 1955, 1978, 2040, 2193, 2346, 2504, 2580, 2760, 2924, 2967, 3128, 3130, 3655, 3756, 3910, 3956, 4386, 4692, 4695, 4945, 5160, 5321, 5848, 5865, 5934, 6260, 7199, 7310, 7512, 7820, 7912, 8772, 9384, 9390, 9890, 10642, 10965, 11730, 11868, 12520, 13459, 14398, 14620, 14835, 15640, 15963, 16813, 17544, 18780, 19780, 21284, 21597, 21930, 23460, 23736, 26605, 26918, 28796, 29240, 29670, 31926, 33626, 35995, 37560, 39560, 40377, 42568, 43194, 43860, 46920, 50439, 53210, 53836, 57592, 59340, 63852, 67252, 67295, 71990, 79815, 80754, 84065, 86388, 87720, 100878, 106420, 107672, 107985, 118680, 122383, 127704, 134504, 134590, 143980, 159630, 161508, 168130, 172776, 201756, 201885, 212840, 215970, 228803, 244766, 252195, 269180, 287960, 309557, 319260, 323016, 336260, 367149, 403512, 403770, 431940, 457606, 489532, 504390, 538360, 611915, 619114, 638520, 672520, 686409, 734298, 807540, 863880, 915212, 928671, 979064, 1008780, 1144015, 1223830, 1238228, 1372818, 1468596, 1547785, 1615080, 1830424, 1835745, 1857342, 2017560, 2288030, 2447660, 2476456, 2745636, 2937192, 3095570, 3432045, 3671490, 3714684, 4576060, 4643355, 4895320, 5262469, 5491272, 6191140, 6864090, 7342980, 7429368, 9152120, 9286710, 10524938, 12382280, 13728180, 14685960, 15787407, 18573420, 21049876, 26312345, 27456360, 31574814, 37146840, 42099752, 52624690, 63149628, 78937035, 105249380, 126299256, 157874070, 210498760, 315748140, 631496280]

約数ペア:

[(1, 631496280), (2, 315748140), (3, 210498760), (4, 157874070), (5, 126299256), (6, 105249380), (8, 78937035), (10, 63149628), (12, 52624690), (15, 42099752), (17, 37146840), (20, 31574814), (23, 27456360), (24, 26312345), (30, 21049876), (34, 18573420), (40, 15787407), (43, 14685960), (46, 13728180), (51, 12382280), (60, 10524938), (68, 9286710), (69, 9152120), (85, 7429368), (86, 7342980), (92, 6864090), (102, 6191140), (115, 5491272), (120, 5262469), (129, 4895320), (136, 4643355), (138, 4576060), (170, 3714684), (172, 3671490), (184, 3432045), (204, 3095570), (215, 2937192), (230, 2745636), (255, 2476456), (258, 2447660), (276, 2288030), (313, 2017560), (340, 1857342), (344, 1835745), (345, 1830424), (391, 1615080), (408, 1547785), (430, 1468596), (460, 1372818), (510, 1238228), (516, 1223830), (552, 1144015), (626, 1008780), (645, 979064), (680, 928671), (690, 915212), (731, 863880), (782, 807540), (860, 734298), (920, 686409), (939, 672520), (989, 638520), (1020, 619114), (1032, 611915), (1173, 538360), (1252, 504390), (1290, 489532), (1380, 457606), (1462, 431940), (1564, 403770), (1565, 403512), (1720, 367149), (1878, 336260), (1955, 323016), (1978, 319260), (2040, 309557), (2193, 287960), (2346, 269180), (2504, 252195), (2580, 244766), (2760, 228803), (2924, 215970), (2967, 212840), (3128, 201885), (3130, 201756), (3655, 172776), (3756, 168130), (3910, 161508), (3956, 159630), (4386, 143980), (4692, 134590), (4695, 134504), (4945, 127704), (5160, 122383), (5321, 118680), (5848, 107985), (5865, 107672), (5934, 106420), (6260, 100878), (7199, 87720), (7310, 86388), (7512, 84065), (7820, 80754), (7912, 79815), (8772, 71990), (9384, 67295), (9390, 67252), (9890, 63852), (10642, 59340), (10965, 57592), (11730, 53836), (11868, 53210), (12520, 50439), (13459, 46920), (14398, 43860), (14620, 43194), (14835, 42568), (15640, 40377), (15963, 39560), (16813, 37560), (17544, 35995), (18780, 33626), (19780, 31926), (21284, 29670), (21597, 29240), (21930, 28796), (23460, 26918), (23736, 26605)]