207221520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1561

約数の個数: 160

約数和(自身を含む): 714489984

約数和(自身を除く): 507268464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 53, 55, 60, 66, 80, 88, 106, 110, 120, 132, 159, 165, 176, 212, 220, 240, 264, 265, 318, 330, 424, 440, 528, 530, 583, 636, 660, 795, 848, 880, 1060, 1166, 1272, 1320, 1481, 1590, 1749, 2120, 2332, 2544, 2640, 2915, 2962, 3180, 3498, 4240, 4443, 4664, 5830, 5924, 6360, 6996, 7405, 8745, 8886, 9328, 11660, 11848, 12720, 13992, 14810, 16291, 17490, 17772, 22215, 23320, 23696, 27984, 29620, 32582, 34980, 35544, 44430, 46640, 48873, 59240, 65164, 69960, 71088, 78493, 81455, 88860, 97746, 118480, 130328, 139920, 156986, 162910, 177720, 195492, 235479, 244365, 260656, 313972, 325820, 355440, 390984, 392465, 470958, 488730, 627944, 651640, 781968, 784930, 863423, 941916, 977460, 1177395, 1255888, 1303280, 1569860, 1726846, 1883832, 1954920, 2354790, 2590269, 3139720, 3453692, 3767664, 3909840, 4317115, 4709580, 5180538, 6279440, 6907384, 8634230, 9419160, 10361076, 12951345, 13814768, 17268460, 18838320, 20722152, 25902690, 34536920, 41444304, 51805380, 69073840, 103610760, 207221520]

約数ペア:

[(1, 207221520), (2, 103610760), (3, 69073840), (4, 51805380), (5, 41444304), (6, 34536920), (8, 25902690), (10, 20722152), (11, 18838320), (12, 17268460), (15, 13814768), (16, 12951345), (20, 10361076), (22, 9419160), (24, 8634230), (30, 6907384), (33, 6279440), (40, 5180538), (44, 4709580), (48, 4317115), (53, 3909840), (55, 3767664), (60, 3453692), (66, 3139720), (80, 2590269), (88, 2354790), (106, 1954920), (110, 1883832), (120, 1726846), (132, 1569860), (159, 1303280), (165, 1255888), (176, 1177395), (212, 977460), (220, 941916), (240, 863423), (264, 784930), (265, 781968), (318, 651640), (330, 627944), (424, 488730), (440, 470958), (528, 392465), (530, 390984), (583, 355440), (636, 325820), (660, 313972), (795, 260656), (848, 244365), (880, 235479), (1060, 195492), (1166, 177720), (1272, 162910), (1320, 156986), (1481, 139920), (1590, 130328), (1749, 118480), (2120, 97746), (2332, 88860), (2544, 81455), (2640, 78493), (2915, 71088), (2962, 69960), (3180, 65164), (3498, 59240), (4240, 48873), (4443, 46640), (4664, 44430), (5830, 35544), (5924, 34980), (6360, 32582), (6996, 29620), (7405, 27984), (8745, 23696), (8886, 23320), (9328, 22215), (11660, 17772), (11848, 17490), (12720, 16291), (13992, 14810)]