80445960

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{3547}}^1$

素因数の和:3577

約数の個数: 160

約数和(自身を含む): 309101760

約数和(自身を除く): 228655800

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, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3547, 3780, 4536, 5670, 7094, 7560, 10641, 11340, 14188, 17735, 21282, 22680, 24829, 28376, 31923, 35470, 42564, 49658, 53205, 63846, 70940, 74487, 85128, 95769, 99316, 106410, 124145, 127692, 141880, 148974, 159615, 191538, 198632, 212820, 223461, 248290, 255384, 287307, 297948, 319230, 372435, 383076, 425640, 446922, 478845, 496580, 574614, 595896, 638460, 670383, 744870, 766152, 893844, 957690, 993160, 1117305, 1149228, 1276920, 1340766, 1436535, 1489740, 1787688, 1915380, 2011149, 2234610, 2298456, 2681532, 2873070, 2979480, 3351915, 3830760, 4022298, 4469220, 5363064, 5746140, 6703830, 8044596, 8938440, 10055745, 11492280, 13407660, 16089192, 20111490, 26815320, 40222980, 80445960]

約数ペア:

[(1, 80445960), (2, 40222980), (3, 26815320), (4, 20111490), (5, 16089192), (6, 13407660), (7, 11492280), (8, 10055745), (9, 8938440), (10, 8044596), (12, 6703830), (14, 5746140), (15, 5363064), (18, 4469220), (20, 4022298), (21, 3830760), (24, 3351915), (27, 2979480), (28, 2873070), (30, 2681532), (35, 2298456), (36, 2234610), (40, 2011149), (42, 1915380), (45, 1787688), (54, 1489740), (56, 1436535), (60, 1340766), (63, 1276920), (70, 1149228), (72, 1117305), (81, 993160), (84, 957690), (90, 893844), (105, 766152), (108, 744870), (120, 670383), (126, 638460), (135, 595896), (140, 574614), (162, 496580), (168, 478845), (180, 446922), (189, 425640), (210, 383076), (216, 372435), (252, 319230), (270, 297948), (280, 287307), (315, 255384), (324, 248290), (360, 223461), (378, 212820), (405, 198632), (420, 191538), (504, 159615), (540, 148974), (567, 141880), (630, 127692), (648, 124145), (756, 106410), (810, 99316), (840, 95769), (945, 85128), (1080, 74487), (1134, 70940), (1260, 63846), (1512, 53205), (1620, 49658), (1890, 42564), (2268, 35470), (2520, 31923), (2835, 28376), (3240, 24829), (3547, 22680), (3780, 21282), (4536, 17735), (5670, 14188), (7094, 11340), (7560, 10641)]