247987848

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 688435200

約数和(自身を除く): 440447352

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 53, 57, 62, 76, 93, 106, 114, 124, 152, 159, 186, 212, 228, 248, 318, 331, 372, 424, 456, 589, 636, 662, 744, 993, 1007, 1178, 1272, 1324, 1643, 1767, 1986, 2014, 2356, 2648, 3021, 3286, 3534, 3972, 4028, 4712, 4929, 6042, 6289, 6572, 7068, 7944, 8056, 9858, 10261, 12084, 12578, 13144, 14136, 17543, 18867, 19716, 20522, 24168, 25156, 30783, 31217, 35086, 37734, 39432, 41044, 50312, 52629, 61566, 62434, 70172, 75468, 82088, 93651, 105258, 123132, 124868, 140344, 150936, 187302, 194959, 210516, 246264, 249736, 333317, 374604, 389918, 421032, 543833, 584877, 666634, 749208, 779836, 999951, 1087666, 1169754, 1333268, 1559672, 1631499, 1999902, 2175332, 2339508, 2666536, 3262998, 3999804, 4350664, 4679016, 6525996, 7999608, 10332827, 13051992, 20665654, 30998481, 41331308, 61996962, 82662616, 123993924, 247987848]

約数ペア:

[(1, 247987848), (2, 123993924), (3, 82662616), (4, 61996962), (6, 41331308), (8, 30998481), (12, 20665654), (19, 13051992), (24, 10332827), (31, 7999608), (38, 6525996), (53, 4679016), (57, 4350664), (62, 3999804), (76, 3262998), (93, 2666536), (106, 2339508), (114, 2175332), (124, 1999902), (152, 1631499), (159, 1559672), (186, 1333268), (212, 1169754), (228, 1087666), (248, 999951), (318, 779836), (331, 749208), (372, 666634), (424, 584877), (456, 543833), (589, 421032), (636, 389918), (662, 374604), (744, 333317), (993, 249736), (1007, 246264), (1178, 210516), (1272, 194959), (1324, 187302), (1643, 150936), (1767, 140344), (1986, 124868), (2014, 123132), (2356, 105258), (2648, 93651), (3021, 82088), (3286, 75468), (3534, 70172), (3972, 62434), (4028, 61566), (4712, 52629), (4929, 50312), (6042, 41044), (6289, 39432), (6572, 37734), (7068, 35086), (7944, 31217), (8056, 30783), (9858, 25156), (10261, 24168), (12084, 20522), (12578, 19716), (13144, 18867), (14136, 17543)]