64341760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 181310976

約数和(自身を除く): 116969216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 167, 172, 215, 224, 256, 280, 301, 320, 334, 344, 430, 448, 560, 602, 640, 668, 688, 835, 860, 896, 1120, 1169, 1204, 1280, 1336, 1376, 1505, 1670, 1720, 1792, 2240, 2338, 2408, 2672, 2752, 3010, 3340, 3440, 4480, 4676, 4816, 5344, 5504, 5845, 6020, 6680, 6880, 7181, 8960, 9352, 9632, 10688, 11008, 11690, 12040, 13360, 13760, 14362, 18704, 19264, 21376, 23380, 24080, 26720, 27520, 28724, 35905, 37408, 38528, 42752, 46760, 48160, 50267, 53440, 55040, 57448, 71810, 74816, 77056, 93520, 96320, 100534, 106880, 114896, 143620, 149632, 187040, 192640, 201068, 213760, 229792, 251335, 287240, 299264, 374080, 385280, 402136, 459584, 502670, 574480, 748160, 804272, 919168, 1005340, 1148960, 1496320, 1608544, 1838336, 2010680, 2297920, 3217088, 4021360, 4595840, 6434176, 8042720, 9191680, 12868352, 16085440, 32170880, 64341760]

約数ペア:

[(1, 64341760), (2, 32170880), (4, 16085440), (5, 12868352), (7, 9191680), (8, 8042720), (10, 6434176), (14, 4595840), (16, 4021360), (20, 3217088), (28, 2297920), (32, 2010680), (35, 1838336), (40, 1608544), (43, 1496320), (56, 1148960), (64, 1005340), (70, 919168), (80, 804272), (86, 748160), (112, 574480), (128, 502670), (140, 459584), (160, 402136), (167, 385280), (172, 374080), (215, 299264), (224, 287240), (256, 251335), (280, 229792), (301, 213760), (320, 201068), (334, 192640), (344, 187040), (430, 149632), (448, 143620), (560, 114896), (602, 106880), (640, 100534), (668, 96320), (688, 93520), (835, 77056), (860, 74816), (896, 71810), (1120, 57448), (1169, 55040), (1204, 53440), (1280, 50267), (1336, 48160), (1376, 46760), (1505, 42752), (1670, 38528), (1720, 37408), (1792, 35905), (2240, 28724), (2338, 27520), (2408, 26720), (2672, 24080), (2752, 23380), (3010, 21376), (3340, 19264), (3440, 18704), (4480, 14362), (4676, 13760), (4816, 13360), (5344, 12040), (5504, 11690), (5845, 11008), (6020, 10688), (6680, 9632), (6880, 9352), (7181, 8960)]