40156740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2$

素因数の和:290

約数の個数: 108

約数和(自身を含む): 132187692

約数和(自身を除く): 92030952

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, 90, 117, 130, 131, 156, 180, 195, 234, 260, 262, 390, 393, 468, 524, 585, 655, 780, 786, 1170, 1179, 1310, 1572, 1703, 1965, 2340, 2358, 2620, 3406, 3930, 4716, 5109, 5895, 6812, 7860, 8515, 10218, 11790, 15327, 17030, 17161, 20436, 23580, 25545, 30654, 34060, 34322, 51090, 51483, 61308, 68644, 76635, 85805, 102180, 102966, 153270, 154449, 171610, 205932, 223093, 257415, 306540, 308898, 343220, 446186, 514830, 617796, 669279, 772245, 892372, 1029660, 1115465, 1338558, 1544490, 2007837, 2230930, 2677116, 3088980, 3346395, 4015674, 4461860, 6692790, 8031348, 10039185, 13385580, 20078370, 40156740]

約数ペア:

[(1, 40156740), (2, 20078370), (3, 13385580), (4, 10039185), (5, 8031348), (6, 6692790), (9, 4461860), (10, 4015674), (12, 3346395), (13, 3088980), (15, 2677116), (18, 2230930), (20, 2007837), (26, 1544490), (30, 1338558), (36, 1115465), (39, 1029660), (45, 892372), (52, 772245), (60, 669279), (65, 617796), (78, 514830), (90, 446186), (117, 343220), (130, 308898), (131, 306540), (156, 257415), (180, 223093), (195, 205932), (234, 171610), (260, 154449), (262, 153270), (390, 102966), (393, 102180), (468, 85805), (524, 76635), (585, 68644), (655, 61308), (780, 51483), (786, 51090), (1170, 34322), (1179, 34060), (1310, 30654), (1572, 25545), (1703, 23580), (1965, 20436), (2340, 17161), (2358, 17030), (2620, 15327), (3406, 11790), (3930, 10218), (4716, 8515), (5109, 7860), (5895, 6812)]