256191745212

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1\times {\mathrm{1459}}^1$

素因数の和:2422

約数の個数: 240

約数和(自身を含む): 737935672320

約数和(自身を除く): 481743927108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 81, 94, 108, 117, 141, 156, 162, 188, 234, 282, 324, 351, 423, 468, 564, 611, 702, 846, 887, 1053, 1222, 1269, 1404, 1459, 1692, 1774, 1833, 2106, 2444, 2538, 2661, 2918, 3548, 3666, 3807, 4212, 4377, 5076, 5322, 5499, 5836, 7332, 7614, 7983, 8754, 10644, 10998, 11531, 13131, 15228, 15966, 16497, 17508, 18967, 21996, 23062, 23949, 26262, 31932, 32994, 34593, 37934, 39393, 41689, 46124, 47898, 49491, 52524, 56901, 65988, 68573, 69186, 71847, 75868, 78786, 83378, 95796, 98982, 103779, 113802, 118179, 125067, 137146, 138372, 143694, 157572, 166756, 170703, 197964, 205719, 207558, 227604, 236358, 250134, 274292, 287388, 311337, 341406, 375201, 411438, 415116, 472716, 500268, 512109, 541957, 617157, 622674, 682812, 750402, 822876, 891449, 934011, 1024218, 1083914, 1125603, 1234314, 1245348, 1294133, 1500804, 1536327, 1625871, 1782898, 1851471, 1868022, 2048436, 2167828, 2251206, 2468628, 2588266, 2674347, 3072654, 3251742, 3376809, 3565796, 3702942, 3736044, 3882399, 4502412, 4877613, 5176532, 5348694, 5554413, 6145308, 6503484, 6753618, 7405884, 7764798, 8023041, 9755226, 10697388, 11108826, 11647197, 13507236, 14632839, 15529596, 16046082, 16823729, 19510452, 22217652, 23294394, 24069123, 29265678, 32092164, 33647458, 34941591, 43898517, 46588788, 48138246, 50471187, 58531356, 60824251, 67294916, 69883182, 72207369, 87797034, 96276492, 100942374, 104824773, 121648502, 139766364, 144414738, 151413561, 175594068, 182472753, 201884748, 209649546, 243297004, 288829476, 302827122, 364945506, 419299092, 454240683, 547418259, 605654244, 729891012, 790715263, 908481366, 1094836518, 1362722049, 1581430526, 1642254777, 1816962732, 2189673036, 2372145789, 2725444098, 3162861052, 3284509554, 4744291578, 4926764331, 5450888196, 6569019108, 7116437367, 9488583156, 9853528662, 14232874734, 19707057324, 21349312101, 28465749468, 42698624202, 64047936303, 85397248404, 128095872606, 256191745212]

約数ペア:

[(1, 256191745212), (2, 128095872606), (3, 85397248404), (4, 64047936303), (6, 42698624202), (9, 28465749468), (12, 21349312101), (13, 19707057324), (18, 14232874734), (26, 9853528662), (27, 9488583156), (36, 7116437367), (39, 6569019108), (47, 5450888196), (52, 4926764331), (54, 4744291578), (78, 3284509554), (81, 3162861052), (94, 2725444098), (108, 2372145789), (117, 2189673036), (141, 1816962732), (156, 1642254777), (162, 1581430526), (188, 1362722049), (234, 1094836518), (282, 908481366), (324, 790715263), (351, 729891012), (423, 605654244), (468, 547418259), (564, 454240683), (611, 419299092), (702, 364945506), (846, 302827122), (887, 288829476), (1053, 243297004), (1222, 209649546), (1269, 201884748), (1404, 182472753), (1459, 175594068), (1692, 151413561), (1774, 144414738), (1833, 139766364), (2106, 121648502), (2444, 104824773), (2538, 100942374), (2661, 96276492), (2918, 87797034), (3548, 72207369), (3666, 69883182), (3807, 67294916), (4212, 60824251), (4377, 58531356), (5076, 50471187), (5322, 48138246), (5499, 46588788), (5836, 43898517), (7332, 34941591), (7614, 33647458), (7983, 32092164), (8754, 29265678), (10644, 24069123), (10998, 23294394), (11531, 22217652), (13131, 19510452), (15228, 16823729), (15966, 16046082), (16497, 15529596), (17508, 14632839), (18967, 13507236), (21996, 11647197), (23062, 11108826), (23949, 10697388), (26262, 9755226), (31932, 8023041), (32994, 7764798), (34593, 7405884), (37934, 6753618), (39393, 6503484), (41689, 6145308), (46124, 5554413), (47898, 5348694), (49491, 5176532), (52524, 4877613), (56901, 4502412), (65988, 3882399), (68573, 3736044), (69186, 3702942), (71847, 3565796), (75868, 3376809), (78786, 3251742), (83378, 3072654), (95796, 2674347), (98982, 2588266), (103779, 2468628), (113802, 2251206), (118179, 2167828), (125067, 2048436), (137146, 1868022), (138372, 1851471), (143694, 1782898), (157572, 1625871), (166756, 1536327), (170703, 1500804), (197964, 1294133), (205719, 1245348), (207558, 1234314), (227604, 1125603), (236358, 1083914), (250134, 1024218), (274292, 934011), (287388, 891449), (311337, 822876), (341406, 750402), (375201, 682812), (411438, 622674), (415116, 617157), (472716, 541957), (500268, 512109)]