4278690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 13063680

約数和(自身を除く): 8784990

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 53, 54, 65, 69, 78, 90, 106, 115, 117, 130, 135, 138, 159, 195, 207, 230, 234, 265, 270, 299, 318, 345, 351, 390, 414, 477, 530, 585, 598, 621, 689, 690, 702, 795, 897, 954, 1035, 1170, 1219, 1242, 1378, 1431, 1495, 1590, 1755, 1794, 2067, 2070, 2385, 2438, 2691, 2862, 2990, 3105, 3445, 3510, 3657, 4134, 4485, 4770, 5382, 6095, 6201, 6210, 6890, 7155, 7314, 8073, 8970, 10335, 10971, 12190, 12402, 13455, 14310, 15847, 16146, 18285, 18603, 20670, 21942, 26910, 31005, 31694, 32913, 36570, 37206, 40365, 47541, 54855, 62010, 65826, 79235, 80730, 93015, 95082, 109710, 142623, 158470, 164565, 186030, 237705, 285246, 329130, 427869, 475410, 713115, 855738, 1426230, 2139345, 4278690]

約数ペア:

[(1, 4278690), (2, 2139345), (3, 1426230), (5, 855738), (6, 713115), (9, 475410), (10, 427869), (13, 329130), (15, 285246), (18, 237705), (23, 186030), (26, 164565), (27, 158470), (30, 142623), (39, 109710), (45, 95082), (46, 93015), (53, 80730), (54, 79235), (65, 65826), (69, 62010), (78, 54855), (90, 47541), (106, 40365), (115, 37206), (117, 36570), (130, 32913), (135, 31694), (138, 31005), (159, 26910), (195, 21942), (207, 20670), (230, 18603), (234, 18285), (265, 16146), (270, 15847), (299, 14310), (318, 13455), (345, 12402), (351, 12190), (390, 10971), (414, 10335), (477, 8970), (530, 8073), (585, 7314), (598, 7155), (621, 6890), (689, 6210), (690, 6201), (702, 6095), (795, 5382), (897, 4770), (954, 4485), (1035, 4134), (1170, 3657), (1219, 3510), (1242, 3445), (1378, 3105), (1431, 2990), (1495, 2862), (1590, 2691), (1755, 2438), (1794, 2385), (2067, 2070)]