255335220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2235

約数の個数: 192

約数和(自身を含む): 937574400

約数和(自身を除く): 682239180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1860, 1890, 1953, 2170, 2179, 2604, 2790, 3255, 3348, 3780, 3906, 4185, 4340, 4358, 5580, 5859, 6510, 6537, 7812, 8370, 8716, 9765, 10895, 11718, 13020, 13074, 15253, 16740, 19530, 19611, 21790, 23436, 26148, 29295, 30506, 32685, 39060, 39222, 43580, 45759, 58590, 58833, 61012, 65370, 67549, 76265, 78444, 91518, 98055, 117180, 117666, 130740, 135098, 137277, 152530, 183036, 196110, 202647, 228795, 235332, 270196, 274554, 294165, 305060, 337745, 392220, 405294, 411831, 457590, 472843, 549108, 588330, 607941, 675490, 686385, 810588, 823662, 915180, 945686, 1013235, 1176660, 1215882, 1350980, 1372770, 1418529, 1647324, 1823823, 1891372, 2026470, 2059155, 2364215, 2431764, 2745540, 2837058, 3039705, 3647646, 4052940, 4118310, 4255587, 4728430, 5674116, 6079410, 7092645, 7295292, 8236620, 8511174, 9119115, 9456860, 12158820, 12766761, 14185290, 17022348, 18238230, 21277935, 25533522, 28370580, 36476460, 42555870, 51067044, 63833805, 85111740, 127667610, 255335220]

約数ペア:

[(1, 255335220), (2, 127667610), (3, 85111740), (4, 63833805), (5, 51067044), (6, 42555870), (7, 36476460), (9, 28370580), (10, 25533522), (12, 21277935), (14, 18238230), (15, 17022348), (18, 14185290), (20, 12766761), (21, 12158820), (27, 9456860), (28, 9119115), (30, 8511174), (31, 8236620), (35, 7295292), (36, 7092645), (42, 6079410), (45, 5674116), (54, 4728430), (60, 4255587), (62, 4118310), (63, 4052940), (70, 3647646), (84, 3039705), (90, 2837058), (93, 2745540), (105, 2431764), (108, 2364215), (124, 2059155), (126, 2026470), (135, 1891372), (140, 1823823), (155, 1647324), (180, 1418529), (186, 1372770), (189, 1350980), (210, 1215882), (217, 1176660), (252, 1013235), (270, 945686), (279, 915180), (310, 823662), (315, 810588), (372, 686385), (378, 675490), (420, 607941), (434, 588330), (465, 549108), (540, 472843), (558, 457590), (620, 411831), (630, 405294), (651, 392220), (756, 337745), (837, 305060), (868, 294165), (930, 274554), (945, 270196), (1085, 235332), (1116, 228795), (1260, 202647), (1302, 196110), (1395, 183036), (1674, 152530), (1860, 137277), (1890, 135098), (1953, 130740), (2170, 117666), (2179, 117180), (2604, 98055), (2790, 91518), (3255, 78444), (3348, 76265), (3780, 67549), (3906, 65370), (4185, 61012), (4340, 58833), (4358, 58590), (5580, 45759), (5859, 43580), (6510, 39222), (6537, 39060), (7812, 32685), (8370, 30506), (8716, 29295), (9765, 26148), (10895, 23436), (11718, 21790), (13020, 19611), (13074, 19530), (15253, 16740)]