29898540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 105618240

約数和(自身を除く): 75719700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 389, 420, 427, 549, 610, 630, 732, 778, 854, 915, 1098, 1167, 1220, 1260, 1281, 1556, 1708, 1830, 1945, 2135, 2196, 2334, 2562, 2723, 2745, 3501, 3660, 3843, 3890, 4270, 4668, 5124, 5446, 5490, 5835, 6405, 7002, 7686, 7780, 8169, 8540, 10892, 10980, 11670, 12810, 13615, 14004, 15372, 16338, 17505, 19215, 23340, 23729, 24507, 25620, 27230, 32676, 35010, 38430, 40845, 47458, 49014, 54460, 70020, 71187, 76860, 81690, 94916, 98028, 118645, 122535, 142374, 163380, 166103, 213561, 237290, 245070, 284748, 332206, 355935, 427122, 474580, 490140, 498309, 664412, 711870, 830515, 854244, 996618, 1067805, 1423740, 1494927, 1661030, 1993236, 2135610, 2491545, 2989854, 3322060, 4271220, 4983090, 5979708, 7474635, 9966180, 14949270, 29898540]

約数ペア:

[(1, 29898540), (2, 14949270), (3, 9966180), (4, 7474635), (5, 5979708), (6, 4983090), (7, 4271220), (9, 3322060), (10, 2989854), (12, 2491545), (14, 2135610), (15, 1993236), (18, 1661030), (20, 1494927), (21, 1423740), (28, 1067805), (30, 996618), (35, 854244), (36, 830515), (42, 711870), (45, 664412), (60, 498309), (61, 490140), (63, 474580), (70, 427122), (84, 355935), (90, 332206), (105, 284748), (122, 245070), (126, 237290), (140, 213561), (180, 166103), (183, 163380), (210, 142374), (244, 122535), (252, 118645), (305, 98028), (315, 94916), (366, 81690), (389, 76860), (420, 71187), (427, 70020), (549, 54460), (610, 49014), (630, 47458), (732, 40845), (778, 38430), (854, 35010), (915, 32676), (1098, 27230), (1167, 25620), (1220, 24507), (1260, 23729), (1281, 23340), (1556, 19215), (1708, 17505), (1830, 16338), (1945, 15372), (2135, 14004), (2196, 13615), (2334, 12810), (2562, 11670), (2723, 10980), (2745, 10892), (3501, 8540), (3660, 8169), (3843, 7780), (3890, 7686), (4270, 7002), (4668, 6405), (5124, 5835), (5446, 5490)]