17951220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1583}}^1$

素因数の和:1611

約数の個数: 120

約数和(自身を含む): 64399104

約数和(自身を除く): 46447884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1583, 1620, 1890, 2268, 2835, 3166, 3780, 4749, 5670, 6332, 7915, 9498, 11081, 11340, 14247, 15830, 18996, 22162, 23745, 28494, 31660, 33243, 42741, 44324, 47490, 55405, 56988, 66486, 71235, 85482, 94980, 99729, 110810, 128223, 132972, 142470, 166215, 170964, 199458, 213705, 221620, 256446, 284940, 299187, 332430, 398916, 427410, 498645, 512892, 598374, 641115, 664860, 854820, 897561, 997290, 1196748, 1282230, 1495935, 1795122, 1994580, 2564460, 2991870, 3590244, 4487805, 5983740, 8975610, 17951220]

約数ペア:

[(1, 17951220), (2, 8975610), (3, 5983740), (4, 4487805), (5, 3590244), (6, 2991870), (7, 2564460), (9, 1994580), (10, 1795122), (12, 1495935), (14, 1282230), (15, 1196748), (18, 997290), (20, 897561), (21, 854820), (27, 664860), (28, 641115), (30, 598374), (35, 512892), (36, 498645), (42, 427410), (45, 398916), (54, 332430), (60, 299187), (63, 284940), (70, 256446), (81, 221620), (84, 213705), (90, 199458), (105, 170964), (108, 166215), (126, 142470), (135, 132972), (140, 128223), (162, 110810), (180, 99729), (189, 94980), (210, 85482), (252, 71235), (270, 66486), (315, 56988), (324, 55405), (378, 47490), (405, 44324), (420, 42741), (540, 33243), (567, 31660), (630, 28494), (756, 23745), (810, 22162), (945, 18996), (1134, 15830), (1260, 14247), (1583, 11340), (1620, 11081), (1890, 9498), (2268, 7915), (2835, 6332), (3166, 5670), (3780, 4749)]