21639787320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1\times {\mathrm{4241}}^1$

素因数の和:4777

約数の個数: 128

約数和(自身を含む): 65733353280

約数和(自身を除く): 44093565960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 421, 505, 606, 808, 842, 1010, 1212, 1263, 1515, 1684, 2020, 2105, 2424, 2526, 3030, 3368, 4040, 4210, 4241, 5052, 6060, 6315, 8420, 8482, 10104, 12120, 12630, 12723, 16840, 16964, 21205, 25260, 25446, 33928, 42410, 42521, 50520, 50892, 63615, 84820, 85042, 101784, 127230, 127563, 169640, 170084, 212605, 254460, 255126, 340168, 425210, 428341, 508920, 510252, 637815, 850420, 856682, 1020504, 1275630, 1285023, 1700840, 1713364, 1785461, 2141705, 2551260, 2570046, 3426728, 3570922, 4283410, 5102520, 5140092, 5356383, 6425115, 7141844, 8566820, 8927305, 10280184, 10712766, 12850230, 14283688, 17133640, 17854610, 21425532, 25700460, 26781915, 35709220, 42851064, 51400920, 53563830, 71418440, 107127660, 180331561, 214255320, 360663122, 540994683, 721326244, 901657805, 1081989366, 1442652488, 1803315610, 2163978732, 2704973415, 3606631220, 4327957464, 5409946830, 7213262440, 10819893660, 21639787320]

約数ペア:

[(1, 21639787320), (2, 10819893660), (3, 7213262440), (4, 5409946830), (5, 4327957464), (6, 3606631220), (8, 2704973415), (10, 2163978732), (12, 1803315610), (15, 1442652488), (20, 1081989366), (24, 901657805), (30, 721326244), (40, 540994683), (60, 360663122), (101, 214255320), (120, 180331561), (202, 107127660), (303, 71418440), (404, 53563830), (421, 51400920), (505, 42851064), (606, 35709220), (808, 26781915), (842, 25700460), (1010, 21425532), (1212, 17854610), (1263, 17133640), (1515, 14283688), (1684, 12850230), (2020, 10712766), (2105, 10280184), (2424, 8927305), (2526, 8566820), (3030, 7141844), (3368, 6425115), (4040, 5356383), (4210, 5140092), (4241, 5102520), (5052, 4283410), (6060, 3570922), (6315, 3426728), (8420, 2570046), (8482, 2551260), (10104, 2141705), (12120, 1785461), (12630, 1713364), (12723, 1700840), (16840, 1285023), (16964, 1275630), (21205, 1020504), (25260, 856682), (25446, 850420), (33928, 637815), (42410, 510252), (42521, 508920), (50520, 428341), (50892, 425210), (63615, 340168), (84820, 255126), (85042, 254460), (101784, 212605), (127230, 170084), (127563, 169640)]