1557586940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1532

約数の個数: 192

約数和(自身を含む): 4377354240

約数和(自身を除く): 2819767300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 52, 62, 65, 70, 76, 91, 95, 124, 130, 133, 140, 155, 182, 190, 217, 247, 260, 266, 310, 364, 380, 403, 434, 455, 494, 532, 589, 620, 665, 806, 868, 910, 988, 1085, 1178, 1235, 1330, 1453, 1612, 1729, 1820, 2015, 2170, 2356, 2470, 2660, 2821, 2906, 2945, 3458, 4030, 4123, 4340, 4940, 5642, 5812, 5890, 6916, 7265, 7657, 8060, 8246, 8645, 10171, 11284, 11780, 14105, 14530, 15314, 16492, 17290, 18889, 20342, 20615, 27607, 28210, 29060, 30628, 34580, 37778, 38285, 40684, 41230, 45043, 50855, 53599, 55214, 56420, 75556, 76570, 82460, 90086, 94445, 101710, 107198, 110428, 132223, 138035, 153140, 180172, 188890, 193249, 203420, 214396, 225215, 264446, 267995, 276070, 315301, 358891, 377780, 386498, 450430, 528892, 535990, 552140, 585559, 630602, 661115, 717782, 772996, 855817, 900860, 966245, 1071980, 1171118, 1261204, 1322230, 1435564, 1576505, 1711634, 1794455, 1932490, 2342236, 2512237, 2644460, 2927795, 3153010, 3423268, 3588910, 3864980, 4098913, 4279085, 5024474, 5855590, 5990719, 6306020, 7177820, 8197826, 8558170, 10048948, 11125621, 11711180, 11981438, 12561185, 16395652, 17116340, 20494565, 22251242, 23962876, 25122370, 29953595, 40989130, 44502484, 50244740, 55628105, 59907190, 77879347, 81978260, 111256210, 119814380, 155758694, 222512420, 311517388, 389396735, 778793470, 1557586940]

約数ペア:

[(1, 1557586940), (2, 778793470), (4, 389396735), (5, 311517388), (7, 222512420), (10, 155758694), (13, 119814380), (14, 111256210), (19, 81978260), (20, 77879347), (26, 59907190), (28, 55628105), (31, 50244740), (35, 44502484), (38, 40989130), (52, 29953595), (62, 25122370), (65, 23962876), (70, 22251242), (76, 20494565), (91, 17116340), (95, 16395652), (124, 12561185), (130, 11981438), (133, 11711180), (140, 11125621), (155, 10048948), (182, 8558170), (190, 8197826), (217, 7177820), (247, 6306020), (260, 5990719), (266, 5855590), (310, 5024474), (364, 4279085), (380, 4098913), (403, 3864980), (434, 3588910), (455, 3423268), (494, 3153010), (532, 2927795), (589, 2644460), (620, 2512237), (665, 2342236), (806, 1932490), (868, 1794455), (910, 1711634), (988, 1576505), (1085, 1435564), (1178, 1322230), (1235, 1261204), (1330, 1171118), (1453, 1071980), (1612, 966245), (1729, 900860), (1820, 855817), (2015, 772996), (2170, 717782), (2356, 661115), (2470, 630602), (2660, 585559), (2821, 552140), (2906, 535990), (2945, 528892), (3458, 450430), (4030, 386498), (4123, 377780), (4340, 358891), (4940, 315301), (5642, 276070), (5812, 267995), (5890, 264446), (6916, 225215), (7265, 214396), (7657, 203420), (8060, 193249), (8246, 188890), (8645, 180172), (10171, 153140), (11284, 138035), (11780, 132223), (14105, 110428), (14530, 107198), (15314, 101710), (16492, 94445), (17290, 90086), (18889, 82460), (20342, 76570), (20615, 75556), (27607, 56420), (28210, 55214), (29060, 53599), (30628, 50855), (34580, 45043), (37778, 41230), (38285, 40684)]