164457728

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 381459456

約数和(自身を除く): 217001728

約数列:

[1, 2, 4, 8, 16, 17, 23, 31, 32, 34, 46, 53, 62, 64, 68, 92, 106, 124, 128, 136, 184, 212, 248, 256, 272, 368, 391, 424, 496, 527, 544, 713, 736, 782, 848, 901, 992, 1054, 1088, 1219, 1426, 1472, 1564, 1643, 1696, 1802, 1984, 2108, 2176, 2438, 2852, 2944, 3128, 3286, 3392, 3604, 3968, 4216, 4352, 4876, 5704, 5888, 6256, 6572, 6784, 7208, 7936, 8432, 9752, 11408, 12121, 12512, 13144, 13568, 14416, 16864, 19504, 20723, 22816, 24242, 25024, 26288, 27931, 28832, 33728, 37789, 39008, 41446, 45632, 48484, 50048, 52576, 55862, 57664, 67456, 75578, 78016, 82892, 91264, 96968, 100096, 105152, 111724, 115328, 134912, 151156, 156032, 165784, 182528, 193936, 210304, 223448, 230656, 302312, 312064, 331568, 387872, 420608, 446896, 604624, 642413, 663136, 775744, 893792, 1209248, 1284826, 1326272, 1551488, 1787584, 2418496, 2569652, 2652544, 3102976, 3575168, 4836992, 5139304, 5305088, 7150336, 9673984, 10278608, 20557216, 41114432, 82228864, 164457728]

約数ペア:

[(1, 164457728), (2, 82228864), (4, 41114432), (8, 20557216), (16, 10278608), (17, 9673984), (23, 7150336), (31, 5305088), (32, 5139304), (34, 4836992), (46, 3575168), (53, 3102976), (62, 2652544), (64, 2569652), (68, 2418496), (92, 1787584), (106, 1551488), (124, 1326272), (128, 1284826), (136, 1209248), (184, 893792), (212, 775744), (248, 663136), (256, 642413), (272, 604624), (368, 446896), (391, 420608), (424, 387872), (496, 331568), (527, 312064), (544, 302312), (713, 230656), (736, 223448), (782, 210304), (848, 193936), (901, 182528), (992, 165784), (1054, 156032), (1088, 151156), (1219, 134912), (1426, 115328), (1472, 111724), (1564, 105152), (1643, 100096), (1696, 96968), (1802, 91264), (1984, 82892), (2108, 78016), (2176, 75578), (2438, 67456), (2852, 57664), (2944, 55862), (3128, 52576), (3286, 50048), (3392, 48484), (3604, 45632), (3968, 41446), (4216, 39008), (4352, 37789), (4876, 33728), (5704, 28832), (5888, 27931), (6256, 26288), (6572, 25024), (6784, 24242), (7208, 22816), (7936, 20723), (8432, 19504), (9752, 16864), (11408, 14416), (12121, 13568), (12512, 13144)]