252872580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 767015424

約数和(自身を除く): 514142844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 257, 276, 310, 345, 372, 460, 465, 514, 529, 620, 690, 713, 771, 930, 1028, 1058, 1285, 1380, 1426, 1542, 1587, 1860, 2116, 2139, 2570, 2645, 2852, 3084, 3174, 3565, 3855, 4278, 5140, 5290, 5911, 6348, 7130, 7710, 7935, 7967, 8556, 10580, 10695, 11822, 14260, 15420, 15870, 15934, 16399, 17733, 21390, 23644, 23901, 29555, 31740, 31868, 32798, 35466, 39835, 42780, 47802, 49197, 59110, 65596, 70932, 79670, 81995, 88665, 95604, 98394, 118220, 119505, 135953, 159340, 163990, 177330, 183241, 196788, 239010, 245985, 271906, 327980, 354660, 366482, 407859, 478020, 491970, 543812, 549723, 679765, 732964, 815718, 916205, 983940, 1099446, 1359530, 1631436, 1832410, 2039295, 2198892, 2719060, 2748615, 3664820, 4078590, 4214543, 5497230, 8157180, 8429086, 10994460, 12643629, 16858172, 21072715, 25287258, 42145430, 50574516, 63218145, 84290860, 126436290, 252872580]

約数ペア:

[(1, 252872580), (2, 126436290), (3, 84290860), (4, 63218145), (5, 50574516), (6, 42145430), (10, 25287258), (12, 21072715), (15, 16858172), (20, 12643629), (23, 10994460), (30, 8429086), (31, 8157180), (46, 5497230), (60, 4214543), (62, 4078590), (69, 3664820), (92, 2748615), (93, 2719060), (115, 2198892), (124, 2039295), (138, 1832410), (155, 1631436), (186, 1359530), (230, 1099446), (257, 983940), (276, 916205), (310, 815718), (345, 732964), (372, 679765), (460, 549723), (465, 543812), (514, 491970), (529, 478020), (620, 407859), (690, 366482), (713, 354660), (771, 327980), (930, 271906), (1028, 245985), (1058, 239010), (1285, 196788), (1380, 183241), (1426, 177330), (1542, 163990), (1587, 159340), (1860, 135953), (2116, 119505), (2139, 118220), (2570, 98394), (2645, 95604), (2852, 88665), (3084, 81995), (3174, 79670), (3565, 70932), (3855, 65596), (4278, 59110), (5140, 49197), (5290, 47802), (5911, 42780), (6348, 39835), (7130, 35466), (7710, 32798), (7935, 31868), (7967, 31740), (8556, 29555), (10580, 23901), (10695, 23644), (11822, 21390), (14260, 17733), (15420, 16399), (15870, 15934)]