261371448

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 320

約数和(自身を含む): 878169600

約数和(自身を除く): 616798152

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, 81, 92, 104, 108, 114, 117, 138, 142, 152, 156, 162, 171, 184, 207, 213, 216, 228, 234, 247, 276, 284, 299, 312, 324, 342, 351, 414, 426, 437, 456, 468, 494, 513, 552, 568, 598, 621, 639, 648, 684, 702, 741, 828, 852, 874, 897, 923, 936, 988, 1026, 1053, 1196, 1242, 1278, 1311, 1349, 1368, 1404, 1482, 1539, 1633, 1656, 1704, 1748, 1794, 1846, 1863, 1917, 1976, 2052, 2106, 2223, 2392, 2484, 2556, 2622, 2691, 2698, 2769, 2808, 2964, 3078, 3266, 3496, 3588, 3692, 3726, 3834, 3933, 4047, 4104, 4212, 4446, 4899, 4968, 5112, 5244, 5382, 5396, 5538, 5681, 5751, 5928, 6156, 6532, 6669, 7176, 7384, 7452, 7668, 7866, 8073, 8094, 8307, 8424, 8892, 9798, 10488, 10764, 10792, 11076, 11362, 11502, 11799, 12141, 12312, 13064, 13338, 14697, 14904, 15336, 15732, 16146, 16188, 16614, 17043, 17537, 17784, 19596, 20007, 21229, 21528, 22152, 22724, 23004, 23598, 24219, 24282, 24921, 26676, 29394, 31027, 31464, 32292, 32376, 33228, 34086, 35074, 35397, 36423, 39192, 40014, 42458, 44091, 45448, 46008, 47196, 48438, 48564, 49842, 51129, 52611, 53352, 58788, 62054, 63687, 64584, 66456, 68172, 70148, 70794, 72846, 74763, 80028, 84916, 88182, 93081, 94392, 96876, 97128, 99684, 102258, 105222, 109269, 117576, 124108, 127374, 132273, 136344, 140296, 141588, 145692, 149526, 153387, 157833, 160056, 169832, 176364, 186162, 191061, 193752, 199368, 204516, 210444, 218538, 248216, 254748, 264546, 279243, 283176, 291384, 299052, 306774, 315666, 352728, 372324, 382122, 403351, 409032, 420888, 437076, 460161, 473499, 509496, 529092, 558486, 573183, 598104, 613548, 631332, 744648, 764244, 806702, 837729, 874152, 920322, 946998, 1058184, 1116972, 1146366, 1210053, 1227096, 1262664, 1420497, 1528488, 1613404, 1675458, 1719549, 1840644, 1893996, 2233944, 2292732, 2420106, 2513187, 2840994, 3226808, 3350916, 3439098, 3630159, 3681288, 3787992, 4585464, 4840212, 5026374, 5681988, 6701832, 6878196, 7260318, 9680424, 10052748, 10890477, 11363976, 13756392, 14520636, 20105496, 21780954, 29041272, 32671431, 43561908, 65342862, 87123816, 130685724, 261371448]

約数ペア:

[(1, 261371448), (2, 130685724), (3, 87123816), (4, 65342862), (6, 43561908), (8, 32671431), (9, 29041272), (12, 21780954), (13, 20105496), (18, 14520636), (19, 13756392), (23, 11363976), (24, 10890477), (26, 10052748), (27, 9680424), (36, 7260318), (38, 6878196), (39, 6701832), (46, 5681988), (52, 5026374), (54, 4840212), (57, 4585464), (69, 3787992), (71, 3681288), (72, 3630159), (76, 3439098), (78, 3350916), (81, 3226808), (92, 2840994), (104, 2513187), (108, 2420106), (114, 2292732), (117, 2233944), (138, 1893996), (142, 1840644), (152, 1719549), (156, 1675458), (162, 1613404), (171, 1528488), (184, 1420497), (207, 1262664), (213, 1227096), (216, 1210053), (228, 1146366), (234, 1116972), (247, 1058184), (276, 946998), (284, 920322), (299, 874152), (312, 837729), (324, 806702), (342, 764244), (351, 744648), (414, 631332), (426, 613548), (437, 598104), (456, 573183), (468, 558486), (494, 529092), (513, 509496), (552, 473499), (568, 460161), (598, 437076), (621, 420888), (639, 409032), (648, 403351), (684, 382122), (702, 372324), (741, 352728), (828, 315666), (852, 306774), (874, 299052), (897, 291384), (923, 283176), (936, 279243), (988, 264546), (1026, 254748), (1053, 248216), (1196, 218538), (1242, 210444), (1278, 204516), (1311, 199368), (1349, 193752), (1368, 191061), (1404, 186162), (1482, 176364), (1539, 169832), (1633, 160056), (1656, 157833), (1704, 153387), (1748, 149526), (1794, 145692), (1846, 141588), (1863, 140296), (1917, 136344), (1976, 132273), (2052, 127374), (2106, 124108), (2223, 117576), (2392, 109269), (2484, 105222), (2556, 102258), (2622, 99684), (2691, 97128), (2698, 96876), (2769, 94392), (2808, 93081), (2964, 88182), (3078, 84916), (3266, 80028), (3496, 74763), (3588, 72846), (3692, 70794), (3726, 70148), (3834, 68172), (3933, 66456), (4047, 64584), (4104, 63687), (4212, 62054), (4446, 58788), (4899, 53352), (4968, 52611), (5112, 51129), (5244, 49842), (5382, 48564), (5396, 48438), (5538, 47196), (5681, 46008), (5751, 45448), (5928, 44091), (6156, 42458), (6532, 40014), (6669, 39192), (7176, 36423), (7384, 35397), (7452, 35074), (7668, 34086), (7866, 33228), (8073, 32376), (8094, 32292), (8307, 31464), (8424, 31027), (8892, 29394), (9798, 26676), (10488, 24921), (10764, 24282), (10792, 24219), (11076, 23598), (11362, 23004), (11502, 22724), (11799, 22152), (12141, 21528), (12312, 21229), (13064, 20007), (13338, 19596), (14697, 17784), (14904, 17537), (15336, 17043), (15732, 16614), (16146, 16188)]