615620864

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 108

約数和(自身を含む): 1338474564

約数和(自身を除く): 722853700

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 64, 68, 106, 128, 136, 157, 212, 256, 272, 289, 314, 424, 544, 578, 628, 848, 901, 1088, 1156, 1256, 1696, 1802, 2176, 2312, 2512, 2669, 3392, 3604, 4352, 4624, 5024, 5338, 6784, 7208, 8321, 9248, 10048, 10676, 13568, 14416, 15317, 16642, 18496, 20096, 21352, 28832, 30634, 33284, 36992, 40192, 42704, 45373, 57664, 61268, 66568, 73984, 85408, 90746, 115328, 122536, 133136, 141457, 170816, 181492, 230656, 245072, 266272, 282914, 341632, 362984, 490144, 532544, 565828, 683264, 725968, 980288, 1065088, 1131656, 1451936, 1960576, 2130176, 2263312, 2404769, 2903872, 3921152, 4526624, 4809538, 5807744, 9053248, 9619076, 11615488, 18106496, 19238152, 36212992, 38476304, 76952608, 153905216, 307810432, 615620864]

約数ペア:

[(1, 615620864), (2, 307810432), (4, 153905216), (8, 76952608), (16, 38476304), (17, 36212992), (32, 19238152), (34, 18106496), (53, 11615488), (64, 9619076), (68, 9053248), (106, 5807744), (128, 4809538), (136, 4526624), (157, 3921152), (212, 2903872), (256, 2404769), (272, 2263312), (289, 2130176), (314, 1960576), (424, 1451936), (544, 1131656), (578, 1065088), (628, 980288), (848, 725968), (901, 683264), (1088, 565828), (1156, 532544), (1256, 490144), (1696, 362984), (1802, 341632), (2176, 282914), (2312, 266272), (2512, 245072), (2669, 230656), (3392, 181492), (3604, 170816), (4352, 141457), (4624, 133136), (5024, 122536), (5338, 115328), (6784, 90746), (7208, 85408), (8321, 73984), (9248, 66568), (10048, 61268), (10676, 57664), (13568, 45373), (14416, 42704), (15317, 40192), (16642, 36992), (18496, 33284), (20096, 30634), (21352, 28832)]