16961490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 57657600

約数和(自身を除く): 40696110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 30, 35, 38, 39, 42, 45, 57, 63, 65, 70, 78, 90, 91, 95, 105, 109, 114, 117, 126, 130, 133, 171, 182, 190, 195, 210, 218, 234, 247, 266, 273, 285, 315, 327, 342, 390, 399, 455, 494, 545, 546, 570, 585, 630, 654, 665, 741, 763, 798, 819, 855, 910, 981, 1090, 1170, 1197, 1235, 1330, 1365, 1417, 1482, 1526, 1635, 1638, 1710, 1729, 1962, 1995, 2071, 2223, 2289, 2394, 2470, 2730, 2834, 3270, 3458, 3705, 3815, 3990, 4095, 4142, 4251, 4446, 4578, 4905, 5187, 5985, 6213, 6867, 7085, 7410, 7630, 8190, 8502, 8645, 9810, 9919, 10355, 10374, 11115, 11445, 11970, 12426, 12753, 13734, 14170, 14497, 15561, 17290, 18639, 19838, 20710, 21255, 22230, 22890, 25506, 25935, 26923, 28994, 29757, 31065, 31122, 34335, 37278, 42510, 43491, 49595, 51870, 53846, 59514, 62130, 63765, 68670, 72485, 77805, 80769, 86982, 89271, 93195, 99190, 127530, 130473, 134615, 144970, 148785, 155610, 161538, 178542, 186390, 188461, 217455, 242307, 260946, 269230, 297570, 376922, 403845, 434910, 446355, 484614, 565383, 652365, 807690, 892710, 942305, 1130766, 1211535, 1304730, 1696149, 1884610, 2423070, 2826915, 3392298, 5653830, 8480745, 16961490]

約数ペア:

[(1, 16961490), (2, 8480745), (3, 5653830), (5, 3392298), (6, 2826915), (7, 2423070), (9, 1884610), (10, 1696149), (13, 1304730), (14, 1211535), (15, 1130766), (18, 942305), (19, 892710), (21, 807690), (26, 652365), (30, 565383), (35, 484614), (38, 446355), (39, 434910), (42, 403845), (45, 376922), (57, 297570), (63, 269230), (65, 260946), (70, 242307), (78, 217455), (90, 188461), (91, 186390), (95, 178542), (105, 161538), (109, 155610), (114, 148785), (117, 144970), (126, 134615), (130, 130473), (133, 127530), (171, 99190), (182, 93195), (190, 89271), (195, 86982), (210, 80769), (218, 77805), (234, 72485), (247, 68670), (266, 63765), (273, 62130), (285, 59514), (315, 53846), (327, 51870), (342, 49595), (390, 43491), (399, 42510), (455, 37278), (494, 34335), (545, 31122), (546, 31065), (570, 29757), (585, 28994), (630, 26923), (654, 25935), (665, 25506), (741, 22890), (763, 22230), (798, 21255), (819, 20710), (855, 19838), (910, 18639), (981, 17290), (1090, 15561), (1170, 14497), (1197, 14170), (1235, 13734), (1330, 12753), (1365, 12426), (1417, 11970), (1482, 11445), (1526, 11115), (1635, 10374), (1638, 10355), (1710, 9919), (1729, 9810), (1962, 8645), (1995, 8502), (2071, 8190), (2223, 7630), (2289, 7410), (2394, 7085), (2470, 6867), (2730, 6213), (2834, 5985), (3270, 5187), (3458, 4905), (3705, 4578), (3815, 4446), (3990, 4251), (4095, 4142)]