15147860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 42230160

約数和(自身を除く): 27082300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 41, 49, 52, 58, 65, 70, 82, 91, 98, 116, 130, 140, 145, 164, 182, 196, 203, 205, 245, 260, 287, 290, 364, 377, 406, 410, 455, 490, 533, 574, 580, 637, 754, 812, 820, 910, 980, 1015, 1066, 1148, 1189, 1274, 1421, 1435, 1508, 1820, 1885, 2009, 2030, 2132, 2378, 2548, 2639, 2665, 2842, 2870, 3185, 3731, 3770, 4018, 4060, 4756, 5278, 5330, 5684, 5740, 5945, 6370, 7105, 7462, 7540, 8036, 8323, 10045, 10556, 10660, 11890, 12740, 13195, 14210, 14924, 15457, 16646, 18473, 18655, 20090, 23780, 26117, 26390, 28420, 30914, 33292, 36946, 37310, 40180, 41615, 52234, 52780, 58261, 61828, 73892, 74620, 77285, 83230, 92365, 104468, 108199, 116522, 130585, 154570, 166460, 184730, 216398, 233044, 261170, 291305, 309140, 369460, 432796, 522340, 540995, 582610, 757393, 1081990, 1165220, 1514786, 2163980, 3029572, 3786965, 7573930, 15147860]

約数ペア:

[(1, 15147860), (2, 7573930), (4, 3786965), (5, 3029572), (7, 2163980), (10, 1514786), (13, 1165220), (14, 1081990), (20, 757393), (26, 582610), (28, 540995), (29, 522340), (35, 432796), (41, 369460), (49, 309140), (52, 291305), (58, 261170), (65, 233044), (70, 216398), (82, 184730), (91, 166460), (98, 154570), (116, 130585), (130, 116522), (140, 108199), (145, 104468), (164, 92365), (182, 83230), (196, 77285), (203, 74620), (205, 73892), (245, 61828), (260, 58261), (287, 52780), (290, 52234), (364, 41615), (377, 40180), (406, 37310), (410, 36946), (455, 33292), (490, 30914), (533, 28420), (574, 26390), (580, 26117), (637, 23780), (754, 20090), (812, 18655), (820, 18473), (910, 16646), (980, 15457), (1015, 14924), (1066, 14210), (1148, 13195), (1189, 12740), (1274, 11890), (1421, 10660), (1435, 10556), (1508, 10045), (1820, 8323), (1885, 8036), (2009, 7540), (2030, 7462), (2132, 7105), (2378, 6370), (2548, 5945), (2639, 5740), (2665, 5684), (2842, 5330), (2870, 5278), (3185, 4756), (3731, 4060), (3770, 4018)]