15729240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 50803200

約数和(自身を除く): 35073960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 139, 164, 184, 205, 230, 246, 276, 278, 328, 345, 410, 417, 460, 492, 552, 556, 615, 690, 695, 820, 834, 920, 943, 984, 1112, 1230, 1380, 1390, 1640, 1668, 1886, 2085, 2460, 2760, 2780, 2829, 3197, 3336, 3772, 4170, 4715, 4920, 5560, 5658, 5699, 6394, 7544, 8340, 9430, 9591, 11316, 11398, 12788, 14145, 15985, 16680, 17097, 18860, 19182, 22632, 22796, 25576, 28290, 28495, 31970, 34194, 37720, 38364, 45592, 47955, 56580, 56990, 63940, 68388, 76728, 85485, 95910, 113160, 113980, 127880, 131077, 136776, 170970, 191820, 227960, 262154, 341940, 383640, 393231, 524308, 655385, 683880, 786462, 1048616, 1310770, 1572924, 1966155, 2621540, 3145848, 3932310, 5243080, 7864620, 15729240]

約数ペア:

[(1, 15729240), (2, 7864620), (3, 5243080), (4, 3932310), (5, 3145848), (6, 2621540), (8, 1966155), (10, 1572924), (12, 1310770), (15, 1048616), (20, 786462), (23, 683880), (24, 655385), (30, 524308), (40, 393231), (41, 383640), (46, 341940), (60, 262154), (69, 227960), (82, 191820), (92, 170970), (115, 136776), (120, 131077), (123, 127880), (138, 113980), (139, 113160), (164, 95910), (184, 85485), (205, 76728), (230, 68388), (246, 63940), (276, 56990), (278, 56580), (328, 47955), (345, 45592), (410, 38364), (417, 37720), (460, 34194), (492, 31970), (552, 28495), (556, 28290), (615, 25576), (690, 22796), (695, 22632), (820, 19182), (834, 18860), (920, 17097), (943, 16680), (984, 15985), (1112, 14145), (1230, 12788), (1380, 11398), (1390, 11316), (1640, 9591), (1668, 9430), (1886, 8340), (2085, 7544), (2460, 6394), (2760, 5699), (2780, 5658), (2829, 5560), (3197, 4920), (3336, 4715), (3772, 4170)]