131383980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:665

約数の個数: 216

約数和(自身を含む): 493994592

約数和(自身を除く): 362610612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 169, 180, 182, 195, 210, 234, 252, 260, 273, 315, 338, 364, 390, 420, 455, 468, 507, 546, 585, 617, 630, 676, 780, 819, 845, 910, 1014, 1092, 1170, 1183, 1234, 1260, 1365, 1521, 1638, 1690, 1820, 1851, 2028, 2340, 2366, 2468, 2535, 2730, 3042, 3085, 3276, 3380, 3549, 3702, 4095, 4319, 4732, 5070, 5460, 5553, 5915, 6084, 6170, 7098, 7404, 7605, 8021, 8190, 8638, 9255, 10140, 10647, 11106, 11830, 12340, 12957, 14196, 15210, 16042, 16380, 17276, 17745, 18510, 21294, 21595, 22212, 23660, 24063, 25914, 27765, 30420, 32084, 35490, 37020, 38871, 40105, 42588, 43190, 48126, 51828, 53235, 55530, 56147, 64785, 70980, 72189, 77742, 80210, 86380, 96252, 104273, 106470, 111060, 112294, 120315, 129570, 144378, 155484, 160420, 168441, 194355, 208546, 212940, 224588, 240630, 259140, 280735, 288756, 312819, 336882, 360945, 388710, 417092, 481260, 505323, 521365, 561470, 625638, 673764, 721890, 729911, 777420, 842205, 938457, 1010646, 1042730, 1122940, 1251276, 1443780, 1459822, 1564095, 1684410, 1876914, 2021292, 2085460, 2189733, 2526615, 2919644, 3128190, 3368820, 3649555, 3753828, 4379466, 4692285, 5053230, 6256380, 6569199, 7299110, 8758932, 9384570, 10106460, 10948665, 13138398, 14598220, 18769140, 21897330, 26276796, 32845995, 43794660, 65691990, 131383980]

約数ペア:

[(1, 131383980), (2, 65691990), (3, 43794660), (4, 32845995), (5, 26276796), (6, 21897330), (7, 18769140), (9, 14598220), (10, 13138398), (12, 10948665), (13, 10106460), (14, 9384570), (15, 8758932), (18, 7299110), (20, 6569199), (21, 6256380), (26, 5053230), (28, 4692285), (30, 4379466), (35, 3753828), (36, 3649555), (39, 3368820), (42, 3128190), (45, 2919644), (52, 2526615), (60, 2189733), (63, 2085460), (65, 2021292), (70, 1876914), (78, 1684410), (84, 1564095), (90, 1459822), (91, 1443780), (105, 1251276), (117, 1122940), (126, 1042730), (130, 1010646), (140, 938457), (156, 842205), (169, 777420), (180, 729911), (182, 721890), (195, 673764), (210, 625638), (234, 561470), (252, 521365), (260, 505323), (273, 481260), (315, 417092), (338, 388710), (364, 360945), (390, 336882), (420, 312819), (455, 288756), (468, 280735), (507, 259140), (546, 240630), (585, 224588), (617, 212940), (630, 208546), (676, 194355), (780, 168441), (819, 160420), (845, 155484), (910, 144378), (1014, 129570), (1092, 120315), (1170, 112294), (1183, 111060), (1234, 106470), (1260, 104273), (1365, 96252), (1521, 86380), (1638, 80210), (1690, 77742), (1820, 72189), (1851, 70980), (2028, 64785), (2340, 56147), (2366, 55530), (2468, 53235), (2535, 51828), (2730, 48126), (3042, 43190), (3085, 42588), (3276, 40105), (3380, 38871), (3549, 37020), (3702, 35490), (4095, 32084), (4319, 30420), (4732, 27765), (5070, 25914), (5460, 24063), (5553, 23660), (5915, 22212), (6084, 21595), (6170, 21294), (7098, 18510), (7404, 17745), (7605, 17276), (8021, 16380), (8190, 16042), (8638, 15210), (9255, 14196), (10140, 12957), (10647, 12340), (11106, 11830)]