263591760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 160

約数和(自身を含む): 857088000

約数和(自身を除く): 593496240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 71, 80, 93, 120, 124, 142, 155, 186, 213, 240, 248, 284, 310, 355, 372, 426, 465, 496, 499, 568, 620, 710, 744, 852, 930, 998, 1065, 1136, 1240, 1420, 1488, 1497, 1704, 1860, 1996, 2130, 2201, 2480, 2495, 2840, 2994, 3408, 3720, 3992, 4260, 4402, 4990, 5680, 5988, 6603, 7440, 7485, 7984, 8520, 8804, 9980, 11005, 11976, 13206, 14970, 15469, 17040, 17608, 19960, 22010, 23952, 26412, 29940, 30938, 33015, 35216, 35429, 39920, 44020, 46407, 52824, 59880, 61876, 66030, 70858, 77345, 88040, 92814, 105648, 106287, 119760, 123752, 132060, 141716, 154690, 176080, 177145, 185628, 212574, 232035, 247504, 264120, 283432, 309380, 354290, 371256, 425148, 464070, 528240, 531435, 566864, 618760, 708580, 742512, 850296, 928140, 1062870, 1098299, 1237520, 1417160, 1700592, 1856280, 2125740, 2196598, 2834320, 3294897, 3712560, 4251480, 4393196, 5491495, 6589794, 8502960, 8786392, 10982990, 13179588, 16474485, 17572784, 21965980, 26359176, 32948970, 43931960, 52718352, 65897940, 87863920, 131795880, 263591760]

約数ペア:

[(1, 263591760), (2, 131795880), (3, 87863920), (4, 65897940), (5, 52718352), (6, 43931960), (8, 32948970), (10, 26359176), (12, 21965980), (15, 17572784), (16, 16474485), (20, 13179588), (24, 10982990), (30, 8786392), (31, 8502960), (40, 6589794), (48, 5491495), (60, 4393196), (62, 4251480), (71, 3712560), (80, 3294897), (93, 2834320), (120, 2196598), (124, 2125740), (142, 1856280), (155, 1700592), (186, 1417160), (213, 1237520), (240, 1098299), (248, 1062870), (284, 928140), (310, 850296), (355, 742512), (372, 708580), (426, 618760), (465, 566864), (496, 531435), (499, 528240), (568, 464070), (620, 425148), (710, 371256), (744, 354290), (852, 309380), (930, 283432), (998, 264120), (1065, 247504), (1136, 232035), (1240, 212574), (1420, 185628), (1488, 177145), (1497, 176080), (1704, 154690), (1860, 141716), (1996, 132060), (2130, 123752), (2201, 119760), (2480, 106287), (2495, 105648), (2840, 92814), (2994, 88040), (3408, 77345), (3720, 70858), (3992, 66030), (4260, 61876), (4402, 59880), (4990, 52824), (5680, 46407), (5988, 44020), (6603, 39920), (7440, 35429), (7485, 35216), (7984, 33015), (8520, 30938), (8804, 29940), (9980, 26412), (11005, 23952), (11976, 22010), (13206, 19960), (14970, 17608), (15469, 17040)]