213123960

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9397}}^1$

素因数の和:9427

約数の個数: 160

約数和(自身を含む): 818753760

約数和(自身を除く): 605629800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 9397, 11340, 18794, 22680, 28191, 37588, 46985, 56382, 65779, 75176, 84573, 93970, 112764, 131558, 140955, 169146, 187940, 197337, 225528, 253719, 263116, 281910, 328895, 338292, 375880, 394674, 422865, 507438, 526232, 563820, 592011, 657790, 676584, 761157, 789348, 845730, 986685, 1014876, 1127640, 1184022, 1268595, 1315580, 1522314, 1578696, 1691460, 1776033, 1973370, 2029752, 2368044, 2537190, 2631160, 2960055, 3044628, 3382920, 3552066, 3805785, 3946740, 4736088, 5074380, 5328099, 5920110, 6089256, 7104132, 7611570, 7893480, 8880165, 10148760, 10656198, 11840220, 14208264, 15223140, 17760330, 21312396, 23680440, 26640495, 30446280, 35520660, 42624792, 53280990, 71041320, 106561980, 213123960]

約数ペア:

[(1, 213123960), (2, 106561980), (3, 71041320), (4, 53280990), (5, 42624792), (6, 35520660), (7, 30446280), (8, 26640495), (9, 23680440), (10, 21312396), (12, 17760330), (14, 15223140), (15, 14208264), (18, 11840220), (20, 10656198), (21, 10148760), (24, 8880165), (27, 7893480), (28, 7611570), (30, 7104132), (35, 6089256), (36, 5920110), (40, 5328099), (42, 5074380), (45, 4736088), (54, 3946740), (56, 3805785), (60, 3552066), (63, 3382920), (70, 3044628), (72, 2960055), (81, 2631160), (84, 2537190), (90, 2368044), (105, 2029752), (108, 1973370), (120, 1776033), (126, 1691460), (135, 1578696), (140, 1522314), (162, 1315580), (168, 1268595), (180, 1184022), (189, 1127640), (210, 1014876), (216, 986685), (252, 845730), (270, 789348), (280, 761157), (315, 676584), (324, 657790), (360, 592011), (378, 563820), (405, 526232), (420, 507438), (504, 422865), (540, 394674), (567, 375880), (630, 338292), (648, 328895), (756, 281910), (810, 263116), (840, 253719), (945, 225528), (1080, 197337), (1134, 187940), (1260, 169146), (1512, 140955), (1620, 131558), (1890, 112764), (2268, 93970), (2520, 84573), (2835, 75176), (3240, 65779), (3780, 56382), (4536, 46985), (5670, 37588), (7560, 28191), (9397, 22680), (11340, 18794)]