639603360880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1\times {\mathrm{32609}}^1$

素因数の和:33383

約数の個数: 160

約数和(自身を含む): 1676978380800

約数和(自身を除く): 1037375019920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 719, 880, 1240, 1364, 1438, 1705, 2480, 2728, 2876, 3410, 3595, 5456, 5752, 6820, 7190, 7909, 11504, 13640, 14380, 15818, 22289, 27280, 28760, 31636, 32609, 39545, 44578, 57520, 63272, 65218, 79090, 89156, 111445, 126544, 130436, 158180, 163045, 178312, 222890, 245179, 260872, 316360, 326090, 356624, 358699, 445780, 490358, 521744, 632720, 652180, 717398, 891560, 980716, 1010879, 1225895, 1304360, 1434796, 1783120, 1793495, 1961432, 2021758, 2451790, 2608720, 2869592, 3586990, 3922864, 4043516, 4903580, 5054395, 5739184, 7173980, 8087032, 9807160, 10108790, 11119669, 14347960, 16174064, 19614320, 20217580, 22239338, 23445871, 28695920, 40435160, 44478676, 46891742, 55598345, 80870320, 88957352, 93783484, 111196690, 117229355, 177914704, 187566968, 222393380, 234458710, 257904581, 375133936, 444786760, 468917420, 515809162, 726822001, 889573520, 937834840, 1031618324, 1289522905, 1453644002, 1875669680, 2063236648, 2579045810, 2907288004, 3634110005, 4126473296, 5158091620, 5814576008, 7268220010, 7995042011, 10316183240, 11629152016, 14536440020, 15990084022, 20632366480, 29072880040, 31980168044, 39975210055, 58145760080, 63960336088, 79950420110, 127920672176, 159900840220, 319801680440, 639603360880]

約数ペア:

[(1, 639603360880), (2, 319801680440), (4, 159900840220), (5, 127920672176), (8, 79950420110), (10, 63960336088), (11, 58145760080), (16, 39975210055), (20, 31980168044), (22, 29072880040), (31, 20632366480), (40, 15990084022), (44, 14536440020), (55, 11629152016), (62, 10316183240), (80, 7995042011), (88, 7268220010), (110, 5814576008), (124, 5158091620), (155, 4126473296), (176, 3634110005), (220, 2907288004), (248, 2579045810), (310, 2063236648), (341, 1875669680), (440, 1453644002), (496, 1289522905), (620, 1031618324), (682, 937834840), (719, 889573520), (880, 726822001), (1240, 515809162), (1364, 468917420), (1438, 444786760), (1705, 375133936), (2480, 257904581), (2728, 234458710), (2876, 222393380), (3410, 187566968), (3595, 177914704), (5456, 117229355), (5752, 111196690), (6820, 93783484), (7190, 88957352), (7909, 80870320), (11504, 55598345), (13640, 46891742), (14380, 44478676), (15818, 40435160), (22289, 28695920), (27280, 23445871), (28760, 22239338), (31636, 20217580), (32609, 19614320), (39545, 16174064), (44578, 14347960), (57520, 11119669), (63272, 10108790), (65218, 9807160), (79090, 8087032), (89156, 7173980), (111445, 5739184), (126544, 5054395), (130436, 4903580), (158180, 4043516), (163045, 3922864), (178312, 3586990), (222890, 2869592), (245179, 2608720), (260872, 2451790), (316360, 2021758), (326090, 1961432), (356624, 1793495), (358699, 1783120), (445780, 1434796), (490358, 1304360), (521744, 1225895), (632720, 1010879), (652180, 980716), (717398, 891560)]