199227080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:799

約数の個数: 128

約数和(自身を含む): 528353280

約数和(自身を除く): 329126200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 527, 620, 680, 727, 806, 884, 1054, 1105, 1240, 1454, 1612, 1768, 2015, 2108, 2210, 2635, 2908, 3224, 3635, 4030, 4216, 4420, 5270, 5816, 6851, 7270, 8060, 8840, 9451, 10540, 12359, 13702, 14540, 16120, 18902, 21080, 22537, 24718, 27404, 29080, 34255, 37804, 45074, 47255, 49436, 54808, 61795, 68510, 75608, 90148, 94510, 98872, 112685, 123590, 137020, 160667, 180296, 189020, 225370, 247180, 274040, 292981, 321334, 378040, 383129, 450740, 494360, 585962, 642668, 766258, 803335, 901480, 1171924, 1285336, 1464905, 1532516, 1606670, 1915645, 2343848, 2929810, 3065032, 3213340, 3831290, 4980677, 5859620, 6426680, 7662580, 9961354, 11719240, 15325160, 19922708, 24903385, 39845416, 49806770, 99613540, 199227080]

約数ペア:

[(1, 199227080), (2, 99613540), (4, 49806770), (5, 39845416), (8, 24903385), (10, 19922708), (13, 15325160), (17, 11719240), (20, 9961354), (26, 7662580), (31, 6426680), (34, 5859620), (40, 4980677), (52, 3831290), (62, 3213340), (65, 3065032), (68, 2929810), (85, 2343848), (104, 1915645), (124, 1606670), (130, 1532516), (136, 1464905), (155, 1285336), (170, 1171924), (221, 901480), (248, 803335), (260, 766258), (310, 642668), (340, 585962), (403, 494360), (442, 450740), (520, 383129), (527, 378040), (620, 321334), (680, 292981), (727, 274040), (806, 247180), (884, 225370), (1054, 189020), (1105, 180296), (1240, 160667), (1454, 137020), (1612, 123590), (1768, 112685), (2015, 98872), (2108, 94510), (2210, 90148), (2635, 75608), (2908, 68510), (3224, 61795), (3635, 54808), (4030, 49436), (4216, 47255), (4420, 45074), (5270, 37804), (5816, 34255), (6851, 29080), (7270, 27404), (8060, 24718), (8840, 22537), (9451, 21080), (10540, 18902), (12359, 16120), (13702, 14540)]