287208544

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 681924096

約数和(自身を除く): 394715552

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 107, 112, 161, 184, 214, 224, 322, 368, 428, 521, 644, 736, 749, 856, 1042, 1288, 1498, 1712, 2084, 2461, 2576, 2996, 3424, 3647, 4168, 4922, 5152, 5992, 7294, 8336, 9844, 11983, 11984, 14588, 16672, 17227, 19688, 23966, 23968, 29176, 34454, 39376, 47932, 55747, 58352, 68908, 78752, 83881, 95864, 111494, 116704, 137816, 167762, 191728, 222988, 275632, 335524, 383456, 390229, 445976, 551264, 671048, 780458, 891952, 1282181, 1342096, 1560916, 1783904, 2564362, 2684192, 3121832, 5128724, 6243664, 8975267, 10257448, 12487328, 17950534, 20514896, 35901068, 41029792, 71802136, 143604272, 287208544]

約数ペア:

[(1, 287208544), (2, 143604272), (4, 71802136), (7, 41029792), (8, 35901068), (14, 20514896), (16, 17950534), (23, 12487328), (28, 10257448), (32, 8975267), (46, 6243664), (56, 5128724), (92, 3121832), (107, 2684192), (112, 2564362), (161, 1783904), (184, 1560916), (214, 1342096), (224, 1282181), (322, 891952), (368, 780458), (428, 671048), (521, 551264), (644, 445976), (736, 390229), (749, 383456), (856, 335524), (1042, 275632), (1288, 222988), (1498, 191728), (1712, 167762), (2084, 137816), (2461, 116704), (2576, 111494), (2996, 95864), (3424, 83881), (3647, 78752), (4168, 68908), (4922, 58352), (5152, 55747), (5992, 47932), (7294, 39376), (8336, 34454), (9844, 29176), (11983, 23968), (11984, 23966), (14588, 19688), (16672, 17227)]