80724160

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 224

約数和(自身を含む): 237012480

約数和(自身を除く): 156288320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 64, 68, 71, 76, 80, 85, 88, 95, 110, 136, 142, 152, 160, 170, 176, 187, 190, 209, 220, 272, 284, 304, 320, 323, 340, 352, 355, 374, 380, 418, 440, 544, 568, 608, 646, 680, 704, 710, 748, 760, 781, 836, 880, 935, 1045, 1088, 1136, 1207, 1216, 1292, 1349, 1360, 1420, 1496, 1520, 1562, 1615, 1672, 1760, 1870, 2090, 2272, 2414, 2584, 2698, 2720, 2840, 2992, 3040, 3124, 3230, 3344, 3520, 3553, 3740, 3905, 4180, 4544, 4828, 5168, 5396, 5440, 5680, 5984, 6035, 6080, 6248, 6460, 6688, 6745, 7106, 7480, 7810, 8360, 9656, 10336, 10792, 11360, 11968, 12070, 12496, 12920, 13277, 13376, 13490, 14212, 14839, 14960, 15620, 16720, 17765, 19312, 20672, 21584, 22720, 22933, 24140, 24992, 25840, 26554, 26980, 28424, 29678, 29920, 31240, 33440, 35530, 38624, 43168, 45866, 48280, 49984, 51680, 53108, 53960, 56848, 59356, 59840, 62480, 66385, 66880, 71060, 74195, 77248, 86336, 91732, 96560, 103360, 106216, 107920, 113696, 114665, 118712, 124960, 132770, 142120, 148390, 183464, 193120, 212432, 215840, 227392, 229330, 237424, 249920, 252263, 265540, 284240, 296780, 366928, 386240, 424864, 431680, 458660, 474848, 504526, 531080, 568480, 593560, 733856, 849728, 917320, 949696, 1009052, 1062160, 1136960, 1187120, 1261315, 1467712, 1834640, 2018104, 2124320, 2374240, 2522630, 3669280, 4036208, 4248640, 4748480, 5045260, 7338560, 8072416, 10090520, 16144832, 20181040, 40362080, 80724160]

約数ペア:

[(1, 80724160), (2, 40362080), (4, 20181040), (5, 16144832), (8, 10090520), (10, 8072416), (11, 7338560), (16, 5045260), (17, 4748480), (19, 4248640), (20, 4036208), (22, 3669280), (32, 2522630), (34, 2374240), (38, 2124320), (40, 2018104), (44, 1834640), (55, 1467712), (64, 1261315), (68, 1187120), (71, 1136960), (76, 1062160), (80, 1009052), (85, 949696), (88, 917320), (95, 849728), (110, 733856), (136, 593560), (142, 568480), (152, 531080), (160, 504526), (170, 474848), (176, 458660), (187, 431680), (190, 424864), (209, 386240), (220, 366928), (272, 296780), (284, 284240), (304, 265540), (320, 252263), (323, 249920), (340, 237424), (352, 229330), (355, 227392), (374, 215840), (380, 212432), (418, 193120), (440, 183464), (544, 148390), (568, 142120), (608, 132770), (646, 124960), (680, 118712), (704, 114665), (710, 113696), (748, 107920), (760, 106216), (781, 103360), (836, 96560), (880, 91732), (935, 86336), (1045, 77248), (1088, 74195), (1136, 71060), (1207, 66880), (1216, 66385), (1292, 62480), (1349, 59840), (1360, 59356), (1420, 56848), (1496, 53960), (1520, 53108), (1562, 51680), (1615, 49984), (1672, 48280), (1760, 45866), (1870, 43168), (2090, 38624), (2272, 35530), (2414, 33440), (2584, 31240), (2698, 29920), (2720, 29678), (2840, 28424), (2992, 26980), (3040, 26554), (3124, 25840), (3230, 24992), (3344, 24140), (3520, 22933), (3553, 22720), (3740, 21584), (3905, 20672), (4180, 19312), (4544, 17765), (4828, 16720), (5168, 15620), (5396, 14960), (5440, 14839), (5680, 14212), (5984, 13490), (6035, 13376), (6080, 13277), (6248, 12920), (6460, 12496), (6688, 12070), (6745, 11968), (7106, 11360), (7480, 10792), (7810, 10336), (8360, 9656)]