177181680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:659

約数の個数: 160

約数和(自身を含む): 598086720

約数和(自身を除く): 420905040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 109, 120, 130, 156, 195, 208, 218, 240, 260, 312, 327, 390, 436, 520, 521, 545, 624, 654, 780, 872, 1040, 1042, 1090, 1308, 1417, 1560, 1563, 1635, 1744, 2084, 2180, 2605, 2616, 2834, 3120, 3126, 3270, 4168, 4251, 4360, 5210, 5232, 5668, 6252, 6540, 6773, 7085, 7815, 8336, 8502, 8720, 10420, 11336, 12504, 13080, 13546, 14170, 15630, 17004, 20319, 20840, 21255, 22672, 25008, 26160, 27092, 28340, 31260, 33865, 34008, 40638, 41680, 42510, 54184, 56680, 56789, 62520, 67730, 68016, 81276, 85020, 101595, 108368, 113360, 113578, 125040, 135460, 162552, 170040, 170367, 203190, 227156, 270920, 283945, 325104, 340080, 340734, 406380, 454312, 541840, 567890, 681468, 738257, 812760, 851835, 908624, 1135780, 1362936, 1476514, 1625520, 1703670, 2214771, 2271560, 2725872, 2953028, 3407340, 3691285, 4429542, 4543120, 5906056, 6814680, 7382570, 8859084, 11073855, 11812112, 13629360, 14765140, 17718168, 22147710, 29530280, 35436336, 44295420, 59060560, 88590840, 177181680]

約数ペア:

[(1, 177181680), (2, 88590840), (3, 59060560), (4, 44295420), (5, 35436336), (6, 29530280), (8, 22147710), (10, 17718168), (12, 14765140), (13, 13629360), (15, 11812112), (16, 11073855), (20, 8859084), (24, 7382570), (26, 6814680), (30, 5906056), (39, 4543120), (40, 4429542), (48, 3691285), (52, 3407340), (60, 2953028), (65, 2725872), (78, 2271560), (80, 2214771), (104, 1703670), (109, 1625520), (120, 1476514), (130, 1362936), (156, 1135780), (195, 908624), (208, 851835), (218, 812760), (240, 738257), (260, 681468), (312, 567890), (327, 541840), (390, 454312), (436, 406380), (520, 340734), (521, 340080), (545, 325104), (624, 283945), (654, 270920), (780, 227156), (872, 203190), (1040, 170367), (1042, 170040), (1090, 162552), (1308, 135460), (1417, 125040), (1560, 113578), (1563, 113360), (1635, 108368), (1744, 101595), (2084, 85020), (2180, 81276), (2605, 68016), (2616, 67730), (2834, 62520), (3120, 56789), (3126, 56680), (3270, 54184), (4168, 42510), (4251, 41680), (4360, 40638), (5210, 34008), (5232, 33865), (5668, 31260), (6252, 28340), (6540, 27092), (6773, 26160), (7085, 25008), (7815, 22672), (8336, 21255), (8502, 20840), (8720, 20319), (10420, 17004), (11336, 15630), (12504, 14170), (13080, 13546)]