42311490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 117573120

約数和(自身を除く): 75261630

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 53, 65, 69, 78, 89, 106, 115, 130, 138, 159, 178, 195, 230, 265, 267, 299, 318, 345, 390, 445, 530, 534, 598, 689, 690, 795, 890, 897, 1157, 1219, 1335, 1378, 1495, 1590, 1794, 2047, 2067, 2314, 2438, 2670, 2990, 3445, 3471, 3657, 4094, 4134, 4485, 4717, 5785, 6095, 6141, 6890, 6942, 7314, 8970, 9434, 10235, 10335, 11570, 12190, 12282, 14151, 15847, 17355, 18285, 20470, 20670, 23585, 26611, 28302, 30705, 31694, 34710, 36570, 47170, 47541, 53222, 61321, 61410, 70755, 79235, 79833, 95082, 108491, 122642, 133055, 141510, 158470, 159666, 183963, 216982, 237705, 266110, 306605, 325473, 367926, 399165, 475410, 542455, 613210, 650946, 798330, 919815, 1084910, 1410383, 1627365, 1839630, 2820766, 3254730, 4231149, 7051915, 8462298, 14103830, 21155745, 42311490]

約数ペア:

[(1, 42311490), (2, 21155745), (3, 14103830), (5, 8462298), (6, 7051915), (10, 4231149), (13, 3254730), (15, 2820766), (23, 1839630), (26, 1627365), (30, 1410383), (39, 1084910), (46, 919815), (53, 798330), (65, 650946), (69, 613210), (78, 542455), (89, 475410), (106, 399165), (115, 367926), (130, 325473), (138, 306605), (159, 266110), (178, 237705), (195, 216982), (230, 183963), (265, 159666), (267, 158470), (299, 141510), (318, 133055), (345, 122642), (390, 108491), (445, 95082), (530, 79833), (534, 79235), (598, 70755), (689, 61410), (690, 61321), (795, 53222), (890, 47541), (897, 47170), (1157, 36570), (1219, 34710), (1335, 31694), (1378, 30705), (1495, 28302), (1590, 26611), (1794, 23585), (2047, 20670), (2067, 20470), (2314, 18285), (2438, 17355), (2670, 15847), (2990, 14151), (3445, 12282), (3471, 12190), (3657, 11570), (4094, 10335), (4134, 10235), (4485, 9434), (4717, 8970), (5785, 7314), (6095, 6942), (6141, 6890)]