31555320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{599}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 63484680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 599, 878, 1198, 1317, 1756, 1797, 2195, 2396, 2634, 2995, 3512, 3594, 4390, 4792, 5268, 5990, 6585, 7188, 8780, 8985, 10536, 11980, 13170, 14376, 17560, 17970, 23960, 26340, 35940, 52680, 71880, 262961, 525922, 788883, 1051844, 1314805, 1577766, 2103688, 2629610, 3155532, 3944415, 5259220, 6311064, 7888830, 10518440, 15777660, 31555320]

約数ペア:

[(1, 31555320), (2, 15777660), (3, 10518440), (4, 7888830), (5, 6311064), (6, 5259220), (8, 3944415), (10, 3155532), (12, 2629610), (15, 2103688), (20, 1577766), (24, 1314805), (30, 1051844), (40, 788883), (60, 525922), (120, 262961), (439, 71880), (599, 52680), (878, 35940), (1198, 26340), (1317, 23960), (1756, 17970), (1797, 17560), (2195, 14376), (2396, 13170), (2634, 11980), (2995, 10536), (3512, 8985), (3594, 8780), (4390, 7188), (4792, 6585), (5268, 5990)]