70810020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6449}}^1$

素因数の和:6525

約数の個数: 72

約数和(自身を含む): 218345400

約数和(自身を除く): 147535380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 6449, 10980, 12898, 19347, 25796, 32245, 38694, 58041, 64490, 77388, 96735, 116082, 128980, 193470, 232164, 290205, 386940, 393389, 580410, 786778, 1160820, 1180167, 1573556, 1966945, 2360334, 3540501, 3933890, 4720668, 5900835, 7081002, 7867780, 11801670, 14162004, 17702505, 23603340, 35405010, 70810020]

約数ペア:

[(1, 70810020), (2, 35405010), (3, 23603340), (4, 17702505), (5, 14162004), (6, 11801670), (9, 7867780), (10, 7081002), (12, 5900835), (15, 4720668), (18, 3933890), (20, 3540501), (30, 2360334), (36, 1966945), (45, 1573556), (60, 1180167), (61, 1160820), (90, 786778), (122, 580410), (180, 393389), (183, 386940), (244, 290205), (305, 232164), (366, 193470), (549, 128980), (610, 116082), (732, 96735), (915, 77388), (1098, 64490), (1220, 58041), (1830, 38694), (2196, 32245), (2745, 25796), (3660, 19347), (5490, 12898), (6449, 10980)]