131296080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28793}}^1$

素因数の和:28828

約数の個数: 80

約数和(自身を含む): 428454720

約数和(自身を除く): 297158640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 28793, 57586, 86379, 115172, 143965, 172758, 230344, 287930, 345516, 431895, 460688, 547067, 575860, 691032, 863790, 1094134, 1151720, 1382064, 1641201, 1727580, 2188268, 2303440, 2735335, 3282402, 3455160, 4376536, 5470670, 6564804, 6910320, 8206005, 8753072, 10941340, 13129608, 16412010, 21882680, 26259216, 32824020, 43765360, 65648040, 131296080]

約数ペア:

[(1, 131296080), (2, 65648040), (3, 43765360), (4, 32824020), (5, 26259216), (6, 21882680), (8, 16412010), (10, 13129608), (12, 10941340), (15, 8753072), (16, 8206005), (19, 6910320), (20, 6564804), (24, 5470670), (30, 4376536), (38, 3455160), (40, 3282402), (48, 2735335), (57, 2303440), (60, 2188268), (76, 1727580), (80, 1641201), (95, 1382064), (114, 1151720), (120, 1094134), (152, 863790), (190, 691032), (228, 575860), (240, 547067), (285, 460688), (304, 431895), (380, 345516), (456, 287930), (570, 230344), (760, 172758), (912, 143965), (1140, 115172), (1520, 86379), (2280, 57586), (4560, 28793)]