71229360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1126

約数の個数: 80

約数和(自身を含む): 221637600

約数和(自身を除く): 150408240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 661, 898, 1322, 1347, 1796, 1983, 2245, 2644, 2694, 3305, 3592, 3966, 4490, 5288, 5388, 6610, 6735, 7184, 7932, 8980, 9915, 10576, 10776, 13220, 13470, 15864, 17960, 19830, 21552, 26440, 26940, 31728, 35920, 39660, 52880, 53880, 79320, 107760, 158640, 296789, 593578, 890367, 1187156, 1483945, 1780734, 2374312, 2967890, 3561468, 4451835, 4748624, 5935780, 7122936, 8903670, 11871560, 14245872, 17807340, 23743120, 35614680, 71229360]

約数ペア:

[(1, 71229360), (2, 35614680), (3, 23743120), (4, 17807340), (5, 14245872), (6, 11871560), (8, 8903670), (10, 7122936), (12, 5935780), (15, 4748624), (16, 4451835), (20, 3561468), (24, 2967890), (30, 2374312), (40, 1780734), (48, 1483945), (60, 1187156), (80, 890367), (120, 593578), (240, 296789), (449, 158640), (661, 107760), (898, 79320), (1322, 53880), (1347, 52880), (1796, 39660), (1983, 35920), (2245, 31728), (2644, 26940), (2694, 26440), (3305, 21552), (3592, 19830), (3966, 17960), (4490, 15864), (5288, 13470), (5388, 13220), (6610, 10776), (6735, 10576), (7184, 9915), (7932, 8980)]