87123816

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 256

約数和(自身を含む): 290304000

約数和(自身を除く): 203180184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 23, 24, 26, 27, 36, 38, 39, 46, 52, 54, 57, 69, 71, 72, 76, 78, 92, 104, 108, 114, 117, 138, 142, 152, 156, 171, 184, 207, 213, 216, 228, 234, 247, 276, 284, 299, 312, 342, 351, 414, 426, 437, 456, 468, 494, 513, 552, 568, 598, 621, 639, 684, 702, 741, 828, 852, 874, 897, 923, 936, 988, 1026, 1196, 1242, 1278, 1311, 1349, 1368, 1404, 1482, 1633, 1656, 1704, 1748, 1794, 1846, 1917, 1976, 2052, 2223, 2392, 2484, 2556, 2622, 2691, 2698, 2769, 2808, 2964, 3266, 3496, 3588, 3692, 3834, 3933, 4047, 4104, 4446, 4899, 4968, 5112, 5244, 5382, 5396, 5538, 5681, 5928, 6532, 6669, 7176, 7384, 7668, 7866, 8073, 8094, 8307, 8892, 9798, 10488, 10764, 10792, 11076, 11362, 11799, 12141, 13064, 13338, 14697, 15336, 15732, 16146, 16188, 16614, 17043, 17537, 17784, 19596, 21229, 21528, 22152, 22724, 23598, 24282, 24921, 26676, 29394, 31027, 31464, 32292, 32376, 33228, 34086, 35074, 36423, 39192, 42458, 44091, 45448, 47196, 48564, 49842, 51129, 52611, 53352, 58788, 62054, 63687, 64584, 66456, 68172, 70148, 72846, 84916, 88182, 93081, 94392, 97128, 99684, 102258, 105222, 117576, 124108, 127374, 136344, 140296, 145692, 153387, 157833, 169832, 176364, 186162, 191061, 199368, 204516, 210444, 248216, 254748, 279243, 291384, 306774, 315666, 352728, 372324, 382122, 403351, 409032, 420888, 473499, 509496, 558486, 573183, 613548, 631332, 744648, 764244, 806702, 837729, 946998, 1116972, 1146366, 1210053, 1227096, 1262664, 1528488, 1613404, 1675458, 1893996, 2233944, 2292732, 2420106, 3226808, 3350916, 3630159, 3787992, 4585464, 4840212, 6701832, 7260318, 9680424, 10890477, 14520636, 21780954, 29041272, 43561908, 87123816]

約数ペア:

[(1, 87123816), (2, 43561908), (3, 29041272), (4, 21780954), (6, 14520636), (8, 10890477), (9, 9680424), (12, 7260318), (13, 6701832), (18, 4840212), (19, 4585464), (23, 3787992), (24, 3630159), (26, 3350916), (27, 3226808), (36, 2420106), (38, 2292732), (39, 2233944), (46, 1893996), (52, 1675458), (54, 1613404), (57, 1528488), (69, 1262664), (71, 1227096), (72, 1210053), (76, 1146366), (78, 1116972), (92, 946998), (104, 837729), (108, 806702), (114, 764244), (117, 744648), (138, 631332), (142, 613548), (152, 573183), (156, 558486), (171, 509496), (184, 473499), (207, 420888), (213, 409032), (216, 403351), (228, 382122), (234, 372324), (247, 352728), (276, 315666), (284, 306774), (299, 291384), (312, 279243), (342, 254748), (351, 248216), (414, 210444), (426, 204516), (437, 199368), (456, 191061), (468, 186162), (494, 176364), (513, 169832), (552, 157833), (568, 153387), (598, 145692), (621, 140296), (639, 136344), (684, 127374), (702, 124108), (741, 117576), (828, 105222), (852, 102258), (874, 99684), (897, 97128), (923, 94392), (936, 93081), (988, 88182), (1026, 84916), (1196, 72846), (1242, 70148), (1278, 68172), (1311, 66456), (1349, 64584), (1368, 63687), (1404, 62054), (1482, 58788), (1633, 53352), (1656, 52611), (1704, 51129), (1748, 49842), (1794, 48564), (1846, 47196), (1917, 45448), (1976, 44091), (2052, 42458), (2223, 39192), (2392, 36423), (2484, 35074), (2556, 34086), (2622, 33228), (2691, 32376), (2698, 32292), (2769, 31464), (2808, 31027), (2964, 29394), (3266, 26676), (3496, 24921), (3588, 24282), (3692, 23598), (3834, 22724), (3933, 22152), (4047, 21528), (4104, 21229), (4446, 19596), (4899, 17784), (4968, 17537), (5112, 17043), (5244, 16614), (5382, 16188), (5396, 16146), (5538, 15732), (5681, 15336), (5928, 14697), (6532, 13338), (6669, 13064), (7176, 12141), (7384, 11799), (7668, 11362), (7866, 11076), (8073, 10792), (8094, 10764), (8307, 10488), (8892, 9798)]