27656460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 92461824

約数和(自身を除く): 64805364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 223, 234, 260, 265, 318, 390, 446, 468, 477, 530, 585, 636, 669, 689, 780, 795, 892, 954, 1060, 1115, 1170, 1338, 1378, 1590, 1908, 2007, 2067, 2230, 2340, 2385, 2676, 2756, 2899, 3180, 3345, 3445, 4014, 4134, 4460, 4770, 5798, 6201, 6690, 6890, 8028, 8268, 8697, 9540, 10035, 10335, 11596, 11819, 12402, 13380, 13780, 14495, 17394, 20070, 20670, 23638, 24804, 26091, 28990, 31005, 34788, 35457, 40140, 41340, 43485, 47276, 52182, 57980, 59095, 62010, 70914, 86970, 104364, 106371, 118190, 124020, 130455, 141828, 153647, 173940, 177285, 212742, 236380, 260910, 307294, 354570, 425484, 460941, 521820, 531855, 614588, 709140, 768235, 921882, 1063710, 1382823, 1536470, 1843764, 2127420, 2304705, 2765646, 3072940, 4609410, 5531292, 6914115, 9218820, 13828230, 27656460]

約数ペア:

[(1, 27656460), (2, 13828230), (3, 9218820), (4, 6914115), (5, 5531292), (6, 4609410), (9, 3072940), (10, 2765646), (12, 2304705), (13, 2127420), (15, 1843764), (18, 1536470), (20, 1382823), (26, 1063710), (30, 921882), (36, 768235), (39, 709140), (45, 614588), (52, 531855), (53, 521820), (60, 460941), (65, 425484), (78, 354570), (90, 307294), (106, 260910), (117, 236380), (130, 212742), (156, 177285), (159, 173940), (180, 153647), (195, 141828), (212, 130455), (223, 124020), (234, 118190), (260, 106371), (265, 104364), (318, 86970), (390, 70914), (446, 62010), (468, 59095), (477, 57980), (530, 52182), (585, 47276), (636, 43485), (669, 41340), (689, 40140), (780, 35457), (795, 34788), (892, 31005), (954, 28990), (1060, 26091), (1115, 24804), (1170, 23638), (1338, 20670), (1378, 20070), (1590, 17394), (1908, 14495), (2007, 13780), (2067, 13380), (2230, 12402), (2340, 11819), (2385, 11596), (2676, 10335), (2756, 10035), (2899, 9540), (3180, 8697), (3345, 8268), (3445, 8028), (4014, 6890), (4134, 6690), (4460, 6201), (4770, 5798)]