72801480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 233902080

約数和(自身を除く): 161100600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 127, 136, 170, 204, 254, 255, 281, 340, 381, 408, 508, 510, 562, 635, 680, 762, 843, 1016, 1020, 1124, 1270, 1405, 1524, 1686, 1905, 2040, 2159, 2248, 2540, 2810, 3048, 3372, 3810, 4215, 4318, 4777, 5080, 5620, 6477, 6744, 7620, 8430, 8636, 9554, 10795, 11240, 12954, 14331, 15240, 16860, 17272, 19108, 21590, 23885, 25908, 28662, 32385, 33720, 35687, 38216, 43180, 47770, 51816, 57324, 64770, 71374, 71655, 86360, 95540, 107061, 114648, 129540, 142748, 143310, 178435, 191080, 214122, 259080, 285496, 286620, 356870, 428244, 535305, 573240, 606679, 713740, 856488, 1070610, 1213358, 1427480, 1820037, 2141220, 2426716, 3033395, 3640074, 4282440, 4853432, 6066790, 7280148, 9100185, 12133580, 14560296, 18200370, 24267160, 36400740, 72801480]

約数ペア:

[(1, 72801480), (2, 36400740), (3, 24267160), (4, 18200370), (5, 14560296), (6, 12133580), (8, 9100185), (10, 7280148), (12, 6066790), (15, 4853432), (17, 4282440), (20, 3640074), (24, 3033395), (30, 2426716), (34, 2141220), (40, 1820037), (51, 1427480), (60, 1213358), (68, 1070610), (85, 856488), (102, 713740), (120, 606679), (127, 573240), (136, 535305), (170, 428244), (204, 356870), (254, 286620), (255, 285496), (281, 259080), (340, 214122), (381, 191080), (408, 178435), (508, 143310), (510, 142748), (562, 129540), (635, 114648), (680, 107061), (762, 95540), (843, 86360), (1016, 71655), (1020, 71374), (1124, 64770), (1270, 57324), (1405, 51816), (1524, 47770), (1686, 43180), (1905, 38216), (2040, 35687), (2159, 33720), (2248, 32385), (2540, 28662), (2810, 25908), (3048, 23885), (3372, 21590), (3810, 19108), (4215, 17272), (4318, 16860), (4777, 15240), (5080, 14331), (5620, 12954), (6477, 11240), (6744, 10795), (7620, 9554), (8430, 8636)]