51771120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12689}}^1$

素因数の和:12722

約数の個数: 80

約数和(自身を含む): 169944480

約数和(自身を除く): 118173360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 12689, 25378, 38067, 50756, 63445, 76134, 101512, 126890, 152268, 190335, 203024, 215713, 253780, 304536, 380670, 431426, 507560, 609072, 647139, 761340, 862852, 1015120, 1078565, 1294278, 1522680, 1725704, 2157130, 2588556, 3045360, 3235695, 3451408, 4314260, 5177112, 6471390, 8628520, 10354224, 12942780, 17257040, 25885560, 51771120]

約数ペア:

[(1, 51771120), (2, 25885560), (3, 17257040), (4, 12942780), (5, 10354224), (6, 8628520), (8, 6471390), (10, 5177112), (12, 4314260), (15, 3451408), (16, 3235695), (17, 3045360), (20, 2588556), (24, 2157130), (30, 1725704), (34, 1522680), (40, 1294278), (48, 1078565), (51, 1015120), (60, 862852), (68, 761340), (80, 647139), (85, 609072), (102, 507560), (120, 431426), (136, 380670), (170, 304536), (204, 253780), (240, 215713), (255, 203024), (272, 190335), (340, 152268), (408, 126890), (510, 101512), (680, 76134), (816, 63445), (1020, 50756), (1360, 38067), (2040, 25378), (4080, 12689)]