289017588

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 741744640

約数和(自身を除く): 452727052

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 103, 114, 124, 186, 206, 228, 309, 372, 397, 412, 589, 618, 794, 1178, 1191, 1236, 1588, 1767, 1957, 2356, 2382, 3193, 3534, 3914, 4764, 5871, 6386, 7068, 7543, 7828, 9579, 11742, 12307, 12772, 15086, 19158, 22629, 23484, 24614, 30172, 36921, 38316, 40891, 45258, 49228, 60667, 73842, 81782, 90516, 121334, 122673, 147684, 163564, 182001, 233833, 242668, 245346, 364002, 467666, 490692, 701499, 728004, 776929, 935332, 1267621, 1402998, 1553858, 2330787, 2535242, 2805996, 3107716, 3802863, 4661574, 5070484, 7605726, 9323148, 15211452, 24084799, 48169598, 72254397, 96339196, 144508794, 289017588]

約数ペア:

[(1, 289017588), (2, 144508794), (3, 96339196), (4, 72254397), (6, 48169598), (12, 24084799), (19, 15211452), (31, 9323148), (38, 7605726), (57, 5070484), (62, 4661574), (76, 3802863), (93, 3107716), (103, 2805996), (114, 2535242), (124, 2330787), (186, 1553858), (206, 1402998), (228, 1267621), (309, 935332), (372, 776929), (397, 728004), (412, 701499), (589, 490692), (618, 467666), (794, 364002), (1178, 245346), (1191, 242668), (1236, 233833), (1588, 182001), (1767, 163564), (1957, 147684), (2356, 122673), (2382, 121334), (3193, 90516), (3534, 81782), (3914, 73842), (4764, 60667), (5871, 49228), (6386, 45258), (7068, 40891), (7543, 38316), (7828, 36921), (9579, 30172), (11742, 24614), (12307, 23484), (12772, 22629), (15086, 19158)]