636436480

素因数分解:

$2^{14}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 1620786888

約数和(自身を除く): 984350408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 457, 512, 544, 640, 680, 914, 1024, 1088, 1280, 1360, 1828, 2048, 2176, 2285, 2560, 2720, 3656, 4096, 4352, 4570, 5120, 5440, 7312, 7769, 8192, 8704, 9140, 10240, 10880, 14624, 15538, 16384, 17408, 18280, 20480, 21760, 29248, 31076, 34816, 36560, 38845, 40960, 43520, 58496, 62152, 69632, 73120, 77690, 81920, 87040, 116992, 124304, 139264, 146240, 155380, 174080, 233984, 248608, 278528, 292480, 310760, 348160, 467968, 497216, 584960, 621520, 696320, 935936, 994432, 1169920, 1243040, 1392640, 1871872, 1988864, 2339840, 2486080, 3743744, 3977728, 4679680, 4972160, 7487488, 7955456, 9359360, 9944320, 15910912, 18718720, 19888640, 31821824, 37437440, 39777280, 63643648, 79554560, 127287296, 159109120, 318218240, 636436480]

約数ペア:

[(1, 636436480), (2, 318218240), (4, 159109120), (5, 127287296), (8, 79554560), (10, 63643648), (16, 39777280), (17, 37437440), (20, 31821824), (32, 19888640), (34, 18718720), (40, 15910912), (64, 9944320), (68, 9359360), (80, 7955456), (85, 7487488), (128, 4972160), (136, 4679680), (160, 3977728), (170, 3743744), (256, 2486080), (272, 2339840), (320, 1988864), (340, 1871872), (457, 1392640), (512, 1243040), (544, 1169920), (640, 994432), (680, 935936), (914, 696320), (1024, 621520), (1088, 584960), (1280, 497216), (1360, 467968), (1828, 348160), (2048, 310760), (2176, 292480), (2285, 278528), (2560, 248608), (2720, 233984), (3656, 174080), (4096, 155380), (4352, 146240), (4570, 139264), (5120, 124304), (5440, 116992), (7312, 87040), (7769, 81920), (8192, 77690), (8704, 73120), (9140, 69632), (10240, 62152), (10880, 58496), (14624, 43520), (15538, 40960), (16384, 38845), (17408, 36560), (18280, 34816), (20480, 31076), (21760, 29248)]