15998430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 47278080

約数和(自身を除く): 31279650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 37, 42, 58, 70, 71, 74, 87, 105, 111, 142, 145, 174, 185, 203, 210, 213, 222, 259, 290, 355, 370, 406, 426, 435, 497, 518, 555, 609, 710, 777, 870, 994, 1015, 1065, 1073, 1110, 1218, 1295, 1491, 1554, 2030, 2059, 2130, 2146, 2485, 2590, 2627, 2982, 3045, 3219, 3885, 4118, 4970, 5254, 5365, 6090, 6177, 6438, 7455, 7511, 7770, 7881, 10295, 10730, 12354, 13135, 14413, 14910, 15022, 15762, 16095, 18389, 20590, 22533, 26270, 28826, 30885, 32190, 36778, 37555, 39405, 43239, 45066, 55167, 61770, 72065, 75110, 76183, 78810, 86478, 91945, 110334, 112665, 144130, 152366, 183890, 216195, 225330, 228549, 275835, 380915, 432390, 457098, 533281, 551670, 761830, 1066562, 1142745, 1599843, 2285490, 2666405, 3199686, 5332810, 7999215, 15998430]

約数ペア:

[(1, 15998430), (2, 7999215), (3, 5332810), (5, 3199686), (6, 2666405), (7, 2285490), (10, 1599843), (14, 1142745), (15, 1066562), (21, 761830), (29, 551670), (30, 533281), (35, 457098), (37, 432390), (42, 380915), (58, 275835), (70, 228549), (71, 225330), (74, 216195), (87, 183890), (105, 152366), (111, 144130), (142, 112665), (145, 110334), (174, 91945), (185, 86478), (203, 78810), (210, 76183), (213, 75110), (222, 72065), (259, 61770), (290, 55167), (355, 45066), (370, 43239), (406, 39405), (426, 37555), (435, 36778), (497, 32190), (518, 30885), (555, 28826), (609, 26270), (710, 22533), (777, 20590), (870, 18389), (994, 16095), (1015, 15762), (1065, 15022), (1073, 14910), (1110, 14413), (1218, 13135), (1295, 12354), (1491, 10730), (1554, 10295), (2030, 7881), (2059, 7770), (2130, 7511), (2146, 7455), (2485, 6438), (2590, 6177), (2627, 6090), (2982, 5365), (3045, 5254), (3219, 4970), (3885, 4118)]