28090530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 82736640

約数和(自身を除く): 54646110

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 53, 54, 65, 78, 90, 106, 117, 130, 135, 151, 159, 195, 234, 265, 270, 302, 318, 351, 390, 453, 477, 530, 585, 689, 702, 755, 795, 906, 954, 1170, 1359, 1378, 1431, 1510, 1590, 1755, 1963, 2067, 2265, 2385, 2718, 2862, 3445, 3510, 3926, 4077, 4134, 4530, 4770, 5889, 6201, 6795, 6890, 7155, 8003, 8154, 9815, 10335, 11778, 12402, 13590, 14310, 16006, 17667, 18603, 19630, 20385, 20670, 24009, 29445, 31005, 35334, 37206, 40015, 40770, 48018, 53001, 58890, 62010, 72027, 80030, 88335, 93015, 104039, 106002, 120045, 144054, 176670, 186030, 208078, 216081, 240090, 265005, 312117, 360135, 432162, 520195, 530010, 624234, 720270, 936351, 1040390, 1080405, 1560585, 1872702, 2160810, 2809053, 3121170, 4681755, 5618106, 9363510, 14045265, 28090530]

約数ペア:

[(1, 28090530), (2, 14045265), (3, 9363510), (5, 5618106), (6, 4681755), (9, 3121170), (10, 2809053), (13, 2160810), (15, 1872702), (18, 1560585), (26, 1080405), (27, 1040390), (30, 936351), (39, 720270), (45, 624234), (53, 530010), (54, 520195), (65, 432162), (78, 360135), (90, 312117), (106, 265005), (117, 240090), (130, 216081), (135, 208078), (151, 186030), (159, 176670), (195, 144054), (234, 120045), (265, 106002), (270, 104039), (302, 93015), (318, 88335), (351, 80030), (390, 72027), (453, 62010), (477, 58890), (530, 53001), (585, 48018), (689, 40770), (702, 40015), (755, 37206), (795, 35334), (906, 31005), (954, 29445), (1170, 24009), (1359, 20670), (1378, 20385), (1431, 19630), (1510, 18603), (1590, 17667), (1755, 16006), (1963, 14310), (2067, 13590), (2265, 12402), (2385, 11778), (2718, 10335), (2862, 9815), (3445, 8154), (3510, 8003), (3926, 7155), (4077, 6890), (4134, 6795), (4530, 6201), (4770, 5889)]