656221020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3877}}^1$

素因数の和:3940

約数の個数: 192

約数和(自身を含む): 2334990336

約数和(自身を除く): 1678769316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1302, 1365, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2821, 3255, 3877, 4030, 4340, 4836, 5460, 5642, 6045, 6510, 7754, 8060, 8463, 11284, 11631, 12090, 13020, 14105, 15508, 16926, 19385, 23262, 24180, 27139, 28210, 33852, 38770, 42315, 46524, 50401, 54278, 56420, 58155, 77540, 81417, 84630, 100802, 108556, 116310, 120187, 135695, 151203, 162834, 169260, 201604, 232620, 240374, 252005, 271390, 302406, 325668, 352807, 360561, 407085, 480748, 504010, 542780, 600935, 604812, 705614, 721122, 756015, 814170, 841309, 1008020, 1058421, 1201870, 1411228, 1442244, 1512030, 1562431, 1628340, 1682618, 1764035, 1802805, 2116842, 2403740, 2523927, 3024060, 3124862, 3365236, 3528070, 3605610, 4206545, 4233684, 4687293, 5047854, 5292105, 6249724, 7056140, 7211220, 7812155, 8413090, 9374586, 10095708, 10584210, 10937017, 12619635, 15624310, 16826180, 18749172, 21168420, 21874034, 23436465, 25239270, 31248620, 32811051, 43748068, 46872930, 50478540, 54685085, 65622102, 93745860, 109370170, 131244204, 164055255, 218740340, 328110510, 656221020]

約数ペア:

[(1, 656221020), (2, 328110510), (3, 218740340), (4, 164055255), (5, 131244204), (6, 109370170), (7, 93745860), (10, 65622102), (12, 54685085), (13, 50478540), (14, 46872930), (15, 43748068), (20, 32811051), (21, 31248620), (26, 25239270), (28, 23436465), (30, 21874034), (31, 21168420), (35, 18749172), (39, 16826180), (42, 15624310), (52, 12619635), (60, 10937017), (62, 10584210), (65, 10095708), (70, 9374586), (78, 8413090), (84, 7812155), (91, 7211220), (93, 7056140), (105, 6249724), (124, 5292105), (130, 5047854), (140, 4687293), (155, 4233684), (156, 4206545), (182, 3605610), (186, 3528070), (195, 3365236), (210, 3124862), (217, 3024060), (260, 2523927), (273, 2403740), (310, 2116842), (364, 1802805), (372, 1764035), (390, 1682618), (403, 1628340), (420, 1562431), (434, 1512030), (455, 1442244), (465, 1411228), (546, 1201870), (620, 1058421), (651, 1008020), (780, 841309), (806, 814170), (868, 756015), (910, 721122), (930, 705614), (1085, 604812), (1092, 600935), (1209, 542780), (1302, 504010), (1365, 480748), (1612, 407085), (1820, 360561), (1860, 352807), (2015, 325668), (2170, 302406), (2418, 271390), (2604, 252005), (2730, 240374), (2821, 232620), (3255, 201604), (3877, 169260), (4030, 162834), (4340, 151203), (4836, 135695), (5460, 120187), (5642, 116310), (6045, 108556), (6510, 100802), (7754, 84630), (8060, 81417), (8463, 77540), (11284, 58155), (11631, 56420), (12090, 54278), (13020, 50401), (14105, 46524), (15508, 42315), (16926, 38770), (19385, 33852), (23262, 28210), (24180, 27139)]