613682820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1666

約数の個数: 144

約数和(自身を含む): 1949875200

約数和(自身を除く): 1336192380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 71, 90, 93, 124, 142, 155, 180, 186, 213, 279, 284, 310, 355, 372, 426, 465, 558, 620, 639, 710, 852, 930, 1065, 1116, 1278, 1395, 1420, 1549, 1860, 2130, 2201, 2556, 2790, 3098, 3195, 4260, 4402, 4647, 5580, 6196, 6390, 6603, 7745, 8804, 9294, 11005, 12780, 13206, 13941, 15490, 18588, 19809, 22010, 23235, 26412, 27882, 30980, 33015, 39618, 44020, 46470, 48019, 55764, 66030, 69705, 79236, 92940, 96038, 99045, 109979, 132060, 139410, 144057, 192076, 198090, 219958, 240095, 278820, 288114, 329937, 396180, 432171, 439916, 480190, 549895, 576228, 659874, 720285, 864342, 960380, 989811, 1099790, 1319748, 1440570, 1649685, 1728684, 1979622, 2160855, 2199580, 2881140, 3299370, 3409349, 3959244, 4321710, 4949055, 6598740, 6818698, 8643420, 9898110, 10228047, 13637396, 17046745, 19796220, 20456094, 30684141, 34093490, 40912188, 51140235, 61368282, 68186980, 102280470, 122736564, 153420705, 204560940, 306841410, 613682820]

約数ペア:

[(1, 613682820), (2, 306841410), (3, 204560940), (4, 153420705), (5, 122736564), (6, 102280470), (9, 68186980), (10, 61368282), (12, 51140235), (15, 40912188), (18, 34093490), (20, 30684141), (30, 20456094), (31, 19796220), (36, 17046745), (45, 13637396), (60, 10228047), (62, 9898110), (71, 8643420), (90, 6818698), (93, 6598740), (124, 4949055), (142, 4321710), (155, 3959244), (180, 3409349), (186, 3299370), (213, 2881140), (279, 2199580), (284, 2160855), (310, 1979622), (355, 1728684), (372, 1649685), (426, 1440570), (465, 1319748), (558, 1099790), (620, 989811), (639, 960380), (710, 864342), (852, 720285), (930, 659874), (1065, 576228), (1116, 549895), (1278, 480190), (1395, 439916), (1420, 432171), (1549, 396180), (1860, 329937), (2130, 288114), (2201, 278820), (2556, 240095), (2790, 219958), (3098, 198090), (3195, 192076), (4260, 144057), (4402, 139410), (4647, 132060), (5580, 109979), (6196, 99045), (6390, 96038), (6603, 92940), (7745, 79236), (8804, 69705), (9294, 66030), (11005, 55764), (12780, 48019), (13206, 46470), (13941, 44020), (15490, 39618), (18588, 33015), (19809, 30980), (22010, 27882), (23235, 26412)]