31417260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 110100480

約数和(自身を除く): 78683220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 124, 127, 133, 140, 155, 186, 190, 210, 217, 228, 254, 266, 285, 310, 372, 380, 381, 399, 420, 434, 465, 508, 532, 570, 589, 620, 635, 651, 665, 762, 798, 868, 889, 930, 1085, 1140, 1178, 1270, 1302, 1330, 1524, 1596, 1767, 1778, 1860, 1905, 1995, 2170, 2356, 2413, 2540, 2604, 2660, 2667, 2945, 3255, 3534, 3556, 3810, 3937, 3990, 4123, 4340, 4445, 4826, 5334, 5890, 6510, 7068, 7239, 7620, 7874, 7980, 8246, 8835, 8890, 9652, 10668, 11780, 11811, 12065, 12369, 13020, 13335, 14478, 15748, 16492, 16891, 17670, 17780, 19685, 20615, 23622, 24130, 24738, 26670, 27559, 28956, 33782, 35340, 36195, 39370, 41230, 47244, 48260, 49476, 50673, 53340, 55118, 59055, 61845, 67564, 72390, 74803, 78740, 82460, 82677, 84455, 101346, 110236, 118110, 123690, 137795, 144780, 149606, 165354, 168910, 202692, 224409, 236220, 247380, 253365, 275590, 299212, 330708, 337820, 374015, 413385, 448818, 506730, 523621, 551180, 748030, 826770, 897636, 1013460, 1047242, 1122045, 1496060, 1570863, 1653540, 2094484, 2244090, 2618105, 3141726, 4488180, 5236210, 6283452, 7854315, 10472420, 15708630, 31417260]

約数ペア:

[(1, 31417260), (2, 15708630), (3, 10472420), (4, 7854315), (5, 6283452), (6, 5236210), (7, 4488180), (10, 3141726), (12, 2618105), (14, 2244090), (15, 2094484), (19, 1653540), (20, 1570863), (21, 1496060), (28, 1122045), (30, 1047242), (31, 1013460), (35, 897636), (38, 826770), (42, 748030), (57, 551180), (60, 523621), (62, 506730), (70, 448818), (76, 413385), (84, 374015), (93, 337820), (95, 330708), (105, 299212), (114, 275590), (124, 253365), (127, 247380), (133, 236220), (140, 224409), (155, 202692), (186, 168910), (190, 165354), (210, 149606), (217, 144780), (228, 137795), (254, 123690), (266, 118110), (285, 110236), (310, 101346), (372, 84455), (380, 82677), (381, 82460), (399, 78740), (420, 74803), (434, 72390), (465, 67564), (508, 61845), (532, 59055), (570, 55118), (589, 53340), (620, 50673), (635, 49476), (651, 48260), (665, 47244), (762, 41230), (798, 39370), (868, 36195), (889, 35340), (930, 33782), (1085, 28956), (1140, 27559), (1178, 26670), (1270, 24738), (1302, 24130), (1330, 23622), (1524, 20615), (1596, 19685), (1767, 17780), (1778, 17670), (1860, 16891), (1905, 16492), (1995, 15748), (2170, 14478), (2356, 13335), (2413, 13020), (2540, 12369), (2604, 12065), (2660, 11811), (2667, 11780), (2945, 10668), (3255, 9652), (3534, 8890), (3556, 8835), (3810, 8246), (3937, 7980), (3990, 7874), (4123, 7620), (4340, 7239), (4445, 7068), (4826, 6510), (5334, 5890)]