61721310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 184320000

約数和(自身を除く): 122598690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 57, 62, 70, 93, 95, 105, 114, 133, 155, 186, 190, 210, 217, 266, 285, 310, 399, 434, 465, 499, 570, 589, 651, 665, 798, 930, 998, 1085, 1178, 1302, 1330, 1497, 1767, 1995, 2170, 2495, 2945, 2994, 3255, 3493, 3534, 3990, 4123, 4990, 5890, 6510, 6986, 7485, 8246, 8835, 9481, 10479, 12369, 14970, 15469, 17465, 17670, 18962, 20615, 20958, 24738, 28443, 30938, 34930, 41230, 46407, 47405, 52395, 56886, 61845, 66367, 77345, 92814, 94810, 104790, 108283, 123690, 132734, 142215, 154690, 199101, 216566, 232035, 284430, 293911, 324849, 331835, 398202, 464070, 541415, 587822, 649698, 663670, 881733, 995505, 1082830, 1469555, 1624245, 1763466, 1991010, 2057377, 2939110, 3248490, 4114754, 4408665, 6172131, 8817330, 10286885, 12344262, 20573770, 30860655, 61721310]

約数ペア:

[(1, 61721310), (2, 30860655), (3, 20573770), (5, 12344262), (6, 10286885), (7, 8817330), (10, 6172131), (14, 4408665), (15, 4114754), (19, 3248490), (21, 2939110), (30, 2057377), (31, 1991010), (35, 1763466), (38, 1624245), (42, 1469555), (57, 1082830), (62, 995505), (70, 881733), (93, 663670), (95, 649698), (105, 587822), (114, 541415), (133, 464070), (155, 398202), (186, 331835), (190, 324849), (210, 293911), (217, 284430), (266, 232035), (285, 216566), (310, 199101), (399, 154690), (434, 142215), (465, 132734), (499, 123690), (570, 108283), (589, 104790), (651, 94810), (665, 92814), (798, 77345), (930, 66367), (998, 61845), (1085, 56886), (1178, 52395), (1302, 47405), (1330, 46407), (1497, 41230), (1767, 34930), (1995, 30938), (2170, 28443), (2495, 24738), (2945, 20958), (2994, 20615), (3255, 18962), (3493, 17670), (3534, 17465), (3990, 15469), (4123, 14970), (4990, 12369), (5890, 10479), (6510, 9481), (6986, 8835), (7485, 8246)]