72041920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 168

約数和(自身を含む): 196504560

約数和(自身を除く): 124462640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 41, 64, 68, 76, 80, 82, 85, 95, 136, 152, 160, 164, 170, 190, 205, 272, 289, 304, 320, 323, 328, 340, 380, 410, 544, 578, 608, 646, 656, 680, 697, 760, 779, 820, 1088, 1156, 1216, 1292, 1312, 1360, 1394, 1445, 1520, 1558, 1615, 1640, 2312, 2584, 2624, 2720, 2788, 2890, 3040, 3116, 3230, 3280, 3485, 3895, 4624, 5168, 5440, 5491, 5576, 5780, 6080, 6232, 6460, 6560, 6970, 7790, 9248, 10336, 10982, 11152, 11560, 11849, 12464, 12920, 13120, 13243, 13940, 15580, 18496, 20672, 21964, 22304, 23120, 23698, 24928, 25840, 26486, 27455, 27880, 31160, 43928, 44608, 46240, 47396, 49856, 51680, 52972, 54910, 55760, 59245, 62320, 66215, 87856, 92480, 94792, 103360, 105944, 109820, 111520, 118490, 124640, 132430, 175712, 189584, 211888, 219640, 223040, 225131, 236980, 249280, 264860, 351424, 379168, 423776, 439280, 450262, 473960, 529720, 758336, 847552, 878560, 900524, 947920, 1059440, 1125655, 1757120, 1801048, 1895840, 2118880, 2251310, 3602096, 3791680, 4237760, 4502620, 7204192, 9005240, 14408384, 18010480, 36020960, 72041920]

約数ペア:

[(1, 72041920), (2, 36020960), (4, 18010480), (5, 14408384), (8, 9005240), (10, 7204192), (16, 4502620), (17, 4237760), (19, 3791680), (20, 3602096), (32, 2251310), (34, 2118880), (38, 1895840), (40, 1801048), (41, 1757120), (64, 1125655), (68, 1059440), (76, 947920), (80, 900524), (82, 878560), (85, 847552), (95, 758336), (136, 529720), (152, 473960), (160, 450262), (164, 439280), (170, 423776), (190, 379168), (205, 351424), (272, 264860), (289, 249280), (304, 236980), (320, 225131), (323, 223040), (328, 219640), (340, 211888), (380, 189584), (410, 175712), (544, 132430), (578, 124640), (608, 118490), (646, 111520), (656, 109820), (680, 105944), (697, 103360), (760, 94792), (779, 92480), (820, 87856), (1088, 66215), (1156, 62320), (1216, 59245), (1292, 55760), (1312, 54910), (1360, 52972), (1394, 51680), (1445, 49856), (1520, 47396), (1558, 46240), (1615, 44608), (1640, 43928), (2312, 31160), (2584, 27880), (2624, 27455), (2720, 26486), (2788, 25840), (2890, 24928), (3040, 23698), (3116, 23120), (3230, 22304), (3280, 21964), (3485, 20672), (3895, 18496), (4624, 15580), (5168, 13940), (5440, 13243), (5491, 13120), (5576, 12920), (5780, 12464), (6080, 11849), (6232, 11560), (6460, 11152), (6560, 10982), (6970, 10336), (7790, 9248)]