131795880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 414720000

約数和(自身を除く): 282924120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 499, 568, 620, 710, 744, 852, 930, 998, 1065, 1240, 1420, 1497, 1704, 1860, 1996, 2130, 2201, 2495, 2840, 2994, 3720, 3992, 4260, 4402, 4990, 5988, 6603, 7485, 8520, 8804, 9980, 11005, 11976, 13206, 14970, 15469, 17608, 19960, 22010, 26412, 29940, 30938, 33015, 35429, 44020, 46407, 52824, 59880, 61876, 66030, 70858, 77345, 88040, 92814, 106287, 123752, 132060, 141716, 154690, 177145, 185628, 212574, 232035, 264120, 283432, 309380, 354290, 371256, 425148, 464070, 531435, 618760, 708580, 850296, 928140, 1062870, 1098299, 1417160, 1856280, 2125740, 2196598, 3294897, 4251480, 4393196, 5491495, 6589794, 8786392, 10982990, 13179588, 16474485, 21965980, 26359176, 32948970, 43931960, 65897940, 131795880]

約数ペア:

[(1, 131795880), (2, 65897940), (3, 43931960), (4, 32948970), (5, 26359176), (6, 21965980), (8, 16474485), (10, 13179588), (12, 10982990), (15, 8786392), (20, 6589794), (24, 5491495), (30, 4393196), (31, 4251480), (40, 3294897), (60, 2196598), (62, 2125740), (71, 1856280), (93, 1417160), (120, 1098299), (124, 1062870), (142, 928140), (155, 850296), (186, 708580), (213, 618760), (248, 531435), (284, 464070), (310, 425148), (355, 371256), (372, 354290), (426, 309380), (465, 283432), (499, 264120), (568, 232035), (620, 212574), (710, 185628), (744, 177145), (852, 154690), (930, 141716), (998, 132060), (1065, 123752), (1240, 106287), (1420, 92814), (1497, 88040), (1704, 77345), (1860, 70858), (1996, 66030), (2130, 61876), (2201, 59880), (2495, 52824), (2840, 46407), (2994, 44020), (3720, 35429), (3992, 33015), (4260, 30938), (4402, 29940), (4990, 26412), (5988, 22010), (6603, 19960), (7485, 17608), (8520, 15469), (8804, 14970), (9980, 13206), (11005, 11976)]