18103920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 56535072

約数和(自身を除く): 38431152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 313, 482, 626, 723, 939, 964, 1205, 1252, 1446, 1565, 1878, 1928, 2410, 2504, 2892, 3130, 3615, 3756, 3856, 4695, 4820, 5008, 5784, 6260, 7230, 7512, 9390, 9640, 11568, 12520, 14460, 15024, 18780, 19280, 25040, 28920, 37560, 57840, 75120, 75433, 150866, 226299, 301732, 377165, 452598, 603464, 754330, 905196, 1131495, 1206928, 1508660, 1810392, 2262990, 3017320, 3620784, 4525980, 6034640, 9051960, 18103920]

約数ペア:

[(1, 18103920), (2, 9051960), (3, 6034640), (4, 4525980), (5, 3620784), (6, 3017320), (8, 2262990), (10, 1810392), (12, 1508660), (15, 1206928), (16, 1131495), (20, 905196), (24, 754330), (30, 603464), (40, 452598), (48, 377165), (60, 301732), (80, 226299), (120, 150866), (240, 75433), (241, 75120), (313, 57840), (482, 37560), (626, 28920), (723, 25040), (939, 19280), (964, 18780), (1205, 15024), (1252, 14460), (1446, 12520), (1565, 11568), (1878, 9640), (1928, 9390), (2410, 7512), (2504, 7230), (2892, 6260), (3130, 5784), (3615, 5008), (3756, 4820), (3856, 4695)]