15931370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 37403856

約数和(自身を除く): 21472486

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 49, 61, 65, 70, 82, 91, 98, 122, 130, 182, 205, 245, 287, 305, 410, 427, 455, 490, 533, 574, 610, 637, 793, 854, 910, 1066, 1274, 1435, 1586, 2009, 2135, 2501, 2665, 2870, 2989, 3185, 3731, 3965, 4018, 4270, 5002, 5330, 5551, 5978, 6370, 7462, 7930, 10045, 11102, 12505, 14945, 17507, 18655, 20090, 25010, 26117, 27755, 29890, 32513, 35014, 37310, 38857, 52234, 55510, 65026, 77714, 87535, 122549, 130585, 162565, 175070, 194285, 227591, 245098, 261170, 325130, 388570, 455182, 612745, 1137955, 1225490, 1593137, 2275910, 3186274, 7965685, 15931370]

約数ペア:

[(1, 15931370), (2, 7965685), (5, 3186274), (7, 2275910), (10, 1593137), (13, 1225490), (14, 1137955), (26, 612745), (35, 455182), (41, 388570), (49, 325130), (61, 261170), (65, 245098), (70, 227591), (82, 194285), (91, 175070), (98, 162565), (122, 130585), (130, 122549), (182, 87535), (205, 77714), (245, 65026), (287, 55510), (305, 52234), (410, 38857), (427, 37310), (455, 35014), (490, 32513), (533, 29890), (574, 27755), (610, 26117), (637, 25010), (793, 20090), (854, 18655), (910, 17507), (1066, 14945), (1274, 12505), (1435, 11102), (1586, 10045), (2009, 7930), (2135, 7462), (2501, 6370), (2665, 5978), (2870, 5551), (2989, 5330), (3185, 5002), (3731, 4270), (3965, 4018)]