72472972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 163840320

約数和(自身を除く): 91367348

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 29, 34, 44, 52, 58, 68, 116, 143, 187, 221, 257, 286, 319, 374, 377, 442, 493, 514, 572, 638, 748, 754, 884, 986, 1028, 1276, 1508, 1972, 2431, 2827, 3341, 4147, 4369, 4862, 5423, 5654, 6409, 6682, 7453, 8294, 8738, 9724, 10846, 11308, 12818, 13364, 14906, 16588, 17476, 21692, 25636, 29812, 36751, 48059, 56797, 70499, 73502, 81983, 96118, 96889, 113594, 126701, 140998, 147004, 163966, 192236, 193778, 227188, 253402, 281996, 327932, 387556, 506804, 624767, 1065779, 1249534, 1393711, 1647113, 2131558, 2499068, 2787422, 3294226, 4263116, 5574844, 6588452, 18118243, 36236486, 72472972]

約数ペア:

[(1, 72472972), (2, 36236486), (4, 18118243), (11, 6588452), (13, 5574844), (17, 4263116), (22, 3294226), (26, 2787422), (29, 2499068), (34, 2131558), (44, 1647113), (52, 1393711), (58, 1249534), (68, 1065779), (116, 624767), (143, 506804), (187, 387556), (221, 327932), (257, 281996), (286, 253402), (319, 227188), (374, 193778), (377, 192236), (442, 163966), (493, 147004), (514, 140998), (572, 126701), (638, 113594), (748, 96889), (754, 96118), (884, 81983), (986, 73502), (1028, 70499), (1276, 56797), (1508, 48059), (1972, 36751), (2431, 29812), (2827, 25636), (3341, 21692), (4147, 17476), (4369, 16588), (4862, 14906), (5423, 13364), (5654, 12818), (6409, 11308), (6682, 10846), (7453, 9724), (8294, 8738)]