81930480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:543

約数の個数: 160

約数和(自身を含む): 275768064

約数和(自身を除く): 193837584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 240, 255, 258, 272, 340, 344, 408, 430, 467, 510, 516, 645, 680, 688, 731, 816, 860, 934, 1020, 1032, 1290, 1360, 1401, 1462, 1720, 1868, 2040, 2064, 2193, 2335, 2580, 2802, 2924, 3440, 3655, 3736, 4080, 4386, 4670, 5160, 5604, 5848, 7005, 7310, 7472, 7939, 8772, 9340, 10320, 10965, 11208, 11696, 14010, 14620, 15878, 17544, 18680, 20081, 21930, 22416, 23817, 28020, 29240, 31756, 35088, 37360, 39695, 40162, 43860, 47634, 56040, 58480, 60243, 63512, 79390, 80324, 87720, 95268, 100405, 112080, 119085, 120486, 127024, 158780, 160648, 175440, 190536, 200810, 238170, 240972, 301215, 317560, 321296, 341377, 381072, 401620, 476340, 481944, 602430, 635120, 682754, 803240, 952680, 963888, 1024131, 1204860, 1365508, 1606480, 1706885, 1905360, 2048262, 2409720, 2731016, 3413770, 4096524, 4819440, 5120655, 5462032, 6827540, 8193048, 10241310, 13655080, 16386096, 20482620, 27310160, 40965240, 81930480]

約数ペア:

[(1, 81930480), (2, 40965240), (3, 27310160), (4, 20482620), (5, 16386096), (6, 13655080), (8, 10241310), (10, 8193048), (12, 6827540), (15, 5462032), (16, 5120655), (17, 4819440), (20, 4096524), (24, 3413770), (30, 2731016), (34, 2409720), (40, 2048262), (43, 1905360), (48, 1706885), (51, 1606480), (60, 1365508), (68, 1204860), (80, 1024131), (85, 963888), (86, 952680), (102, 803240), (120, 682754), (129, 635120), (136, 602430), (170, 481944), (172, 476340), (204, 401620), (215, 381072), (240, 341377), (255, 321296), (258, 317560), (272, 301215), (340, 240972), (344, 238170), (408, 200810), (430, 190536), (467, 175440), (510, 160648), (516, 158780), (645, 127024), (680, 120486), (688, 119085), (731, 112080), (816, 100405), (860, 95268), (934, 87720), (1020, 80324), (1032, 79390), (1290, 63512), (1360, 60243), (1401, 58480), (1462, 56040), (1720, 47634), (1868, 43860), (2040, 40162), (2064, 39695), (2193, 37360), (2335, 35088), (2580, 31756), (2802, 29240), (2924, 28020), (3440, 23817), (3655, 22416), (3736, 21930), (4080, 20081), (4386, 18680), (4670, 17544), (5160, 15878), (5604, 14620), (5848, 14010), (7005, 11696), (7310, 11208), (7472, 10965), (7939, 10320), (8772, 9340)]