42857640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{5669}}^1$

素因数の和:5696

約数の個数: 128

約数和(自身を含む): 163296000

約数和(自身を除く): 120438360

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, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 5669, 7560, 11338, 17007, 22676, 28345, 34014, 39683, 45352, 51021, 56690, 68028, 79366, 85035, 102042, 113380, 119049, 136056, 153063, 158732, 170070, 198415, 204084, 226760, 238098, 255105, 306126, 317464, 340140, 357147, 396830, 408168, 476196, 510210, 595245, 612252, 680280, 714294, 765315, 793660, 952392, 1020420, 1071441, 1190490, 1224504, 1428588, 1530630, 1587320, 1785735, 2040840, 2142882, 2380980, 2857176, 3061260, 3571470, 4285764, 4761960, 5357205, 6122520, 7142940, 8571528, 10714410, 14285880, 21428820, 42857640]

約数ペア:

[(1, 42857640), (2, 21428820), (3, 14285880), (4, 10714410), (5, 8571528), (6, 7142940), (7, 6122520), (8, 5357205), (9, 4761960), (10, 4285764), (12, 3571470), (14, 3061260), (15, 2857176), (18, 2380980), (20, 2142882), (21, 2040840), (24, 1785735), (27, 1587320), (28, 1530630), (30, 1428588), (35, 1224504), (36, 1190490), (40, 1071441), (42, 1020420), (45, 952392), (54, 793660), (56, 765315), (60, 714294), (63, 680280), (70, 612252), (72, 595245), (84, 510210), (90, 476196), (105, 408168), (108, 396830), (120, 357147), (126, 340140), (135, 317464), (140, 306126), (168, 255105), (180, 238098), (189, 226760), (210, 204084), (216, 198415), (252, 170070), (270, 158732), (280, 153063), (315, 136056), (360, 119049), (378, 113380), (420, 102042), (504, 85035), (540, 79366), (630, 68028), (756, 56690), (840, 51021), (945, 45352), (1080, 39683), (1260, 34014), (1512, 28345), (1890, 22676), (2520, 17007), (3780, 11338), (5669, 7560)]