15012140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 38525760

約数和(自身を除く): 23513620

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 181, 220, 260, 286, 290, 319, 362, 377, 572, 580, 638, 715, 724, 754, 905, 1276, 1430, 1508, 1595, 1810, 1885, 1991, 2353, 2860, 3190, 3620, 3770, 3982, 4147, 4706, 5249, 6380, 7540, 7964, 8294, 9412, 9955, 10498, 11765, 16588, 19910, 20735, 20996, 23530, 25883, 26245, 39820, 41470, 47060, 51766, 52490, 57739, 68237, 82940, 103532, 104980, 115478, 129415, 136474, 230956, 258830, 272948, 288695, 341185, 517660, 577390, 682370, 750607, 1154780, 1364740, 1501214, 3002428, 3753035, 7506070, 15012140]

約数ペア:

[(1, 15012140), (2, 7506070), (4, 3753035), (5, 3002428), (10, 1501214), (11, 1364740), (13, 1154780), (20, 750607), (22, 682370), (26, 577390), (29, 517660), (44, 341185), (52, 288695), (55, 272948), (58, 258830), (65, 230956), (110, 136474), (116, 129415), (130, 115478), (143, 104980), (145, 103532), (181, 82940), (220, 68237), (260, 57739), (286, 52490), (290, 51766), (319, 47060), (362, 41470), (377, 39820), (572, 26245), (580, 25883), (638, 23530), (715, 20996), (724, 20735), (754, 19910), (905, 16588), (1276, 11765), (1430, 10498), (1508, 9955), (1595, 9412), (1810, 8294), (1885, 7964), (1991, 7540), (2353, 6380), (2860, 5249), (3190, 4706), (3620, 4147), (3770, 3982)]