216955620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{739}}^1$

素因数の和:994

約数の個数: 144

約数和(自身を含む): 756362880

約数和(自身を除く): 539407260

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, 63, 70, 84, 90, 105, 126, 140, 180, 210, 233, 252, 315, 420, 466, 630, 699, 739, 932, 1165, 1260, 1398, 1478, 1631, 2097, 2217, 2330, 2796, 2956, 3262, 3495, 3695, 4194, 4434, 4660, 4893, 5173, 6524, 6651, 6990, 7390, 8155, 8388, 8868, 9786, 10346, 10485, 11085, 13302, 13980, 14679, 14780, 15519, 16310, 19572, 20692, 20970, 22170, 24465, 25865, 26604, 29358, 31038, 32620, 33255, 41940, 44340, 46557, 48930, 51730, 58716, 62076, 66510, 73395, 77595, 93114, 97860, 103460, 133020, 146790, 155190, 172187, 186228, 232785, 293580, 310380, 344374, 465570, 516561, 688748, 860935, 931140, 1033122, 1205309, 1549683, 1721870, 2066244, 2410618, 2582805, 3099366, 3443740, 3615927, 4821236, 5165610, 6026545, 6198732, 7231854, 7748415, 10331220, 10847781, 12053090, 14463708, 15496830, 18079635, 21695562, 24106180, 30993660, 36159270, 43391124, 54238905, 72318540, 108477810, 216955620]

約数ペア:

[(1, 216955620), (2, 108477810), (3, 72318540), (4, 54238905), (5, 43391124), (6, 36159270), (7, 30993660), (9, 24106180), (10, 21695562), (12, 18079635), (14, 15496830), (15, 14463708), (18, 12053090), (20, 10847781), (21, 10331220), (28, 7748415), (30, 7231854), (35, 6198732), (36, 6026545), (42, 5165610), (45, 4821236), (60, 3615927), (63, 3443740), (70, 3099366), (84, 2582805), (90, 2410618), (105, 2066244), (126, 1721870), (140, 1549683), (180, 1205309), (210, 1033122), (233, 931140), (252, 860935), (315, 688748), (420, 516561), (466, 465570), (630, 344374), (699, 310380), (739, 293580), (932, 232785), (1165, 186228), (1260, 172187), (1398, 155190), (1478, 146790), (1631, 133020), (2097, 103460), (2217, 97860), (2330, 93114), (2796, 77595), (2956, 73395), (3262, 66510), (3495, 62076), (3695, 58716), (4194, 51730), (4434, 48930), (4660, 46557), (4893, 44340), (5173, 41940), (6524, 33255), (6651, 32620), (6990, 31038), (7390, 29358), (8155, 26604), (8388, 25865), (8868, 24465), (9786, 22170), (10346, 20970), (10485, 20692), (11085, 19572), (13302, 16310), (13980, 15519), (14679, 14780)]