255698820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4751}}^1$

素因数の和:4802

約数の個数: 144

約数和(自身を含む): 871782912

約数和(自身を除く): 616084092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2691, 2990, 3588, 4140, 4485, 4751, 5382, 5980, 8970, 9502, 10764, 13455, 14253, 17940, 19004, 23755, 26910, 28506, 42759, 47510, 53820, 57012, 61763, 71265, 85518, 95020, 109273, 123526, 142530, 171036, 185289, 213795, 218546, 247052, 285060, 308815, 327819, 370578, 427590, 437092, 546365, 555867, 617630, 655638, 741156, 855180, 926445, 983457, 1092730, 1111734, 1235260, 1311276, 1420549, 1639095, 1852890, 1966914, 2185460, 2223468, 2779335, 2841098, 3278190, 3705780, 3933828, 4261647, 4917285, 5558670, 5682196, 6556380, 7102745, 8523294, 9834570, 11117340, 12784941, 14205490, 17046588, 19669140, 21308235, 25569882, 28410980, 42616470, 51139764, 63924705, 85232940, 127849410, 255698820]

約数ペア:

[(1, 255698820), (2, 127849410), (3, 85232940), (4, 63924705), (5, 51139764), (6, 42616470), (9, 28410980), (10, 25569882), (12, 21308235), (13, 19669140), (15, 17046588), (18, 14205490), (20, 12784941), (23, 11117340), (26, 9834570), (30, 8523294), (36, 7102745), (39, 6556380), (45, 5682196), (46, 5558670), (52, 4917285), (60, 4261647), (65, 3933828), (69, 3705780), (78, 3278190), (90, 2841098), (92, 2779335), (115, 2223468), (117, 2185460), (130, 1966914), (138, 1852890), (156, 1639095), (180, 1420549), (195, 1311276), (207, 1235260), (230, 1111734), (234, 1092730), (260, 983457), (276, 926445), (299, 855180), (345, 741156), (390, 655638), (414, 617630), (460, 555867), (468, 546365), (585, 437092), (598, 427590), (690, 370578), (780, 327819), (828, 308815), (897, 285060), (1035, 247052), (1170, 218546), (1196, 213795), (1380, 185289), (1495, 171036), (1794, 142530), (2070, 123526), (2340, 109273), (2691, 95020), (2990, 85518), (3588, 71265), (4140, 61763), (4485, 57012), (4751, 53820), (5382, 47510), (5980, 42759), (8970, 28506), (9502, 26910), (10764, 23755), (13455, 19004), (14253, 17940)]