220472280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9721}}^1$

素因数の和:9751

約数の個数: 160

約数和(自身を含む): 846980640

約数和(自身を除く): 626508360

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, 3780, 4536, 5670, 7560, 9721, 11340, 19442, 22680, 29163, 38884, 48605, 58326, 68047, 77768, 87489, 97210, 116652, 136094, 145815, 174978, 194420, 204141, 233304, 262467, 272188, 291630, 340235, 349956, 388840, 408282, 437445, 524934, 544376, 583260, 612423, 680470, 699912, 787401, 816564, 874890, 1020705, 1049868, 1166520, 1224846, 1312335, 1360940, 1574802, 1633128, 1749780, 1837269, 2041410, 2099736, 2449692, 2624670, 2721880, 3062115, 3149604, 3499560, 3674538, 3937005, 4082820, 4899384, 5249340, 5511807, 6124230, 6299208, 7349076, 7874010, 8165640, 9186345, 10498680, 11023614, 12248460, 14698152, 15748020, 18372690, 22047228, 24496920, 27559035, 31496040, 36745380, 44094456, 55118070, 73490760, 110236140, 220472280]

約数ペア:

[(1, 220472280), (2, 110236140), (3, 73490760), (4, 55118070), (5, 44094456), (6, 36745380), (7, 31496040), (8, 27559035), (9, 24496920), (10, 22047228), (12, 18372690), (14, 15748020), (15, 14698152), (18, 12248460), (20, 11023614), (21, 10498680), (24, 9186345), (27, 8165640), (28, 7874010), (30, 7349076), (35, 6299208), (36, 6124230), (40, 5511807), (42, 5249340), (45, 4899384), (54, 4082820), (56, 3937005), (60, 3674538), (63, 3499560), (70, 3149604), (72, 3062115), (81, 2721880), (84, 2624670), (90, 2449692), (105, 2099736), (108, 2041410), (120, 1837269), (126, 1749780), (135, 1633128), (140, 1574802), (162, 1360940), (168, 1312335), (180, 1224846), (189, 1166520), (210, 1049868), (216, 1020705), (252, 874890), (270, 816564), (280, 787401), (315, 699912), (324, 680470), (360, 612423), (378, 583260), (405, 544376), (420, 524934), (504, 437445), (540, 408282), (567, 388840), (630, 349956), (648, 340235), (756, 291630), (810, 272188), (840, 262467), (945, 233304), (1080, 204141), (1134, 194420), (1260, 174978), (1512, 145815), (1620, 136094), (1890, 116652), (2268, 97210), (2520, 87489), (2835, 77768), (3240, 68047), (3780, 58326), (4536, 48605), (5670, 38884), (7560, 29163), (9721, 22680), (11340, 19442)]