253611540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 288

約数和(自身を含む): 978888960

約数和(自身を除く): 725277420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 169, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 338, 351, 364, 378, 390, 397, 420, 455, 468, 507, 540, 546, 585, 630, 676, 702, 756, 780, 794, 819, 845, 910, 945, 1014, 1092, 1170, 1183, 1191, 1260, 1365, 1404, 1521, 1588, 1638, 1690, 1755, 1820, 1890, 1985, 2028, 2340, 2366, 2382, 2457, 2535, 2730, 2779, 3042, 3276, 3380, 3510, 3549, 3573, 3780, 3970, 4095, 4563, 4732, 4764, 4914, 5070, 5161, 5460, 5558, 5915, 5955, 6084, 7020, 7098, 7146, 7605, 7940, 8190, 8337, 9126, 9828, 10140, 10322, 10647, 10719, 11116, 11830, 11910, 12285, 13895, 14196, 14292, 15210, 15483, 16380, 16674, 17745, 17865, 18252, 20644, 21294, 21438, 22815, 23660, 23820, 24570, 25011, 25805, 27790, 30420, 30966, 31941, 33348, 35490, 35730, 36127, 41685, 42588, 42876, 45630, 46449, 49140, 50022, 51610, 53235, 53595, 55580, 61932, 63882, 67093, 70980, 71460, 72254, 75033, 77415, 83370, 91260, 92898, 100044, 103220, 106470, 107190, 108381, 125055, 127764, 134186, 139347, 144508, 150066, 154830, 159705, 166740, 180635, 185796, 201279, 212940, 214380, 216762, 232245, 250110, 268372, 278694, 300132, 309660, 319410, 325143, 335465, 361270, 375165, 402558, 433524, 464490, 469651, 500220, 541905, 557388, 603837, 638820, 650286, 670930, 696735, 722540, 750330, 805116, 928980, 939302, 975429, 1006395, 1083810, 1207674, 1300572, 1341860, 1393470, 1408953, 1500660, 1625715, 1811511, 1878604, 1950858, 2012790, 2167620, 2348255, 2415348, 2786940, 2817906, 3019185, 3251430, 3623022, 3901716, 4025580, 4226859, 4696510, 4877145, 5635812, 6038370, 6502860, 7044765, 7246044, 8453718, 9057555, 9393020, 9754290, 12076740, 12680577, 14089530, 16907436, 18115110, 19508580, 21134295, 25361154, 28179060, 36230220, 42268590, 50722308, 63402885, 84537180, 126805770, 253611540]

約数ペア:

[(1, 253611540), (2, 126805770), (3, 84537180), (4, 63402885), (5, 50722308), (6, 42268590), (7, 36230220), (9, 28179060), (10, 25361154), (12, 21134295), (13, 19508580), (14, 18115110), (15, 16907436), (18, 14089530), (20, 12680577), (21, 12076740), (26, 9754290), (27, 9393020), (28, 9057555), (30, 8453718), (35, 7246044), (36, 7044765), (39, 6502860), (42, 6038370), (45, 5635812), (52, 4877145), (54, 4696510), (60, 4226859), (63, 4025580), (65, 3901716), (70, 3623022), (78, 3251430), (84, 3019185), (90, 2817906), (91, 2786940), (105, 2415348), (108, 2348255), (117, 2167620), (126, 2012790), (130, 1950858), (135, 1878604), (140, 1811511), (156, 1625715), (169, 1500660), (180, 1408953), (182, 1393470), (189, 1341860), (195, 1300572), (210, 1207674), (234, 1083810), (252, 1006395), (260, 975429), (270, 939302), (273, 928980), (315, 805116), (338, 750330), (351, 722540), (364, 696735), (378, 670930), (390, 650286), (397, 638820), (420, 603837), (455, 557388), (468, 541905), (507, 500220), (540, 469651), (546, 464490), (585, 433524), (630, 402558), (676, 375165), (702, 361270), (756, 335465), (780, 325143), (794, 319410), (819, 309660), (845, 300132), (910, 278694), (945, 268372), (1014, 250110), (1092, 232245), (1170, 216762), (1183, 214380), (1191, 212940), (1260, 201279), (1365, 185796), (1404, 180635), (1521, 166740), (1588, 159705), (1638, 154830), (1690, 150066), (1755, 144508), (1820, 139347), (1890, 134186), (1985, 127764), (2028, 125055), (2340, 108381), (2366, 107190), (2382, 106470), (2457, 103220), (2535, 100044), (2730, 92898), (2779, 91260), (3042, 83370), (3276, 77415), (3380, 75033), (3510, 72254), (3549, 71460), (3573, 70980), (3780, 67093), (3970, 63882), (4095, 61932), (4563, 55580), (4732, 53595), (4764, 53235), (4914, 51610), (5070, 50022), (5161, 49140), (5460, 46449), (5558, 45630), (5915, 42876), (5955, 42588), (6084, 41685), (7020, 36127), (7098, 35730), (7146, 35490), (7605, 33348), (7940, 31941), (8190, 30966), (8337, 30420), (9126, 27790), (9828, 25805), (10140, 25011), (10322, 24570), (10647, 23820), (10719, 23660), (11116, 22815), (11830, 21438), (11910, 21294), (12285, 20644), (13895, 18252), (14196, 17865), (14292, 17745), (15210, 16674), (15483, 16380)]