28050120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11131}}^1$

素因数の和:11155

約数の個数: 96

約数和(自身を含む): 104195520

約数和(自身を除く): 76145400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11131, 22262, 33393, 44524, 55655, 66786, 77917, 89048, 100179, 111310, 133572, 155834, 166965, 200358, 222620, 233751, 267144, 311668, 333930, 389585, 400716, 445240, 467502, 500895, 623336, 667860, 701253, 779170, 801432, 935004, 1001790, 1168755, 1335720, 1402506, 1558340, 1870008, 2003580, 2337510, 2805012, 3116680, 3506265, 4007160, 4675020, 5610024, 7012530, 9350040, 14025060, 28050120]

約数ペア:

[(1, 28050120), (2, 14025060), (3, 9350040), (4, 7012530), (5, 5610024), (6, 4675020), (7, 4007160), (8, 3506265), (9, 3116680), (10, 2805012), (12, 2337510), (14, 2003580), (15, 1870008), (18, 1558340), (20, 1402506), (21, 1335720), (24, 1168755), (28, 1001790), (30, 935004), (35, 801432), (36, 779170), (40, 701253), (42, 667860), (45, 623336), (56, 500895), (60, 467502), (63, 445240), (70, 400716), (72, 389585), (84, 333930), (90, 311668), (105, 267144), (120, 233751), (126, 222620), (140, 200358), (168, 166965), (180, 155834), (210, 133572), (252, 111310), (280, 100179), (315, 89048), (360, 77917), (420, 66786), (504, 55655), (630, 44524), (840, 33393), (1260, 22262), (2520, 11131)]