157123980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 520097760

約数和(自身を除く): 362973780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 83, 90, 117, 130, 156, 166, 180, 195, 234, 249, 260, 332, 390, 415, 468, 498, 585, 747, 780, 809, 830, 996, 1079, 1170, 1245, 1494, 1618, 1660, 2158, 2340, 2427, 2490, 2988, 3236, 3237, 3735, 4045, 4316, 4854, 4980, 5395, 6474, 7281, 7470, 8090, 9708, 9711, 10517, 10790, 12135, 12948, 14562, 14940, 16180, 16185, 19422, 21034, 21580, 24270, 29124, 31551, 32370, 36405, 38844, 42068, 48540, 48555, 52585, 63102, 64740, 67147, 72810, 94653, 97110, 105170, 126204, 134294, 145620, 157755, 189306, 194220, 201441, 210340, 268588, 315510, 335735, 378612, 402882, 473265, 604323, 631020, 671470, 805764, 872911, 946530, 1007205, 1208646, 1342940, 1745822, 1893060, 2014410, 2417292, 2618733, 3021615, 3491644, 4028820, 4364555, 5237466, 6043230, 7856199, 8729110, 10474932, 12086460, 13093665, 15712398, 17458220, 26187330, 31424796, 39280995, 52374660, 78561990, 157123980]

約数ペア:

[(1, 157123980), (2, 78561990), (3, 52374660), (4, 39280995), (5, 31424796), (6, 26187330), (9, 17458220), (10, 15712398), (12, 13093665), (13, 12086460), (15, 10474932), (18, 8729110), (20, 7856199), (26, 6043230), (30, 5237466), (36, 4364555), (39, 4028820), (45, 3491644), (52, 3021615), (60, 2618733), (65, 2417292), (78, 2014410), (83, 1893060), (90, 1745822), (117, 1342940), (130, 1208646), (156, 1007205), (166, 946530), (180, 872911), (195, 805764), (234, 671470), (249, 631020), (260, 604323), (332, 473265), (390, 402882), (415, 378612), (468, 335735), (498, 315510), (585, 268588), (747, 210340), (780, 201441), (809, 194220), (830, 189306), (996, 157755), (1079, 145620), (1170, 134294), (1245, 126204), (1494, 105170), (1618, 97110), (1660, 94653), (2158, 72810), (2340, 67147), (2427, 64740), (2490, 63102), (2988, 52585), (3236, 48555), (3237, 48540), (3735, 42068), (4045, 38844), (4316, 36405), (4854, 32370), (4980, 31551), (5395, 29124), (6474, 24270), (7281, 21580), (7470, 21034), (8090, 19422), (9708, 16185), (9711, 16180), (10517, 14940), (10790, 14562), (12135, 12948)]