8729122920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{14657}}^1$

素因数の和:15387

約数の個数: 128

約数和(自身を含む): 29972678400

約数和(自身を除く): 21243555480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 709, 840, 1418, 2127, 2836, 3545, 4254, 4963, 5672, 7090, 8508, 9926, 10635, 14180, 14657, 14889, 17016, 19852, 21270, 24815, 28360, 29314, 29778, 39704, 42540, 43971, 49630, 58628, 59556, 73285, 74445, 85080, 87942, 99260, 102599, 117256, 119112, 146570, 148890, 175884, 198520, 205198, 219855, 293140, 297780, 307797, 351768, 410396, 439710, 512995, 586280, 595560, 615594, 820792, 879420, 1025990, 1231188, 1538985, 1758840, 2051980, 2462376, 3077970, 4103960, 6155940, 10391813, 12311880, 20783626, 31175439, 41567252, 51959065, 62350878, 72742691, 83134504, 103918130, 124701756, 145485382, 155877195, 207836260, 218228073, 249403512, 290970764, 311754390, 363713455, 415672520, 436456146, 581941528, 623508780, 727426910, 872912292, 1091140365, 1247017560, 1454853820, 1745824584, 2182280730, 2909707640, 4364561460, 8729122920]

約数ペア:

[(1, 8729122920), (2, 4364561460), (3, 2909707640), (4, 2182280730), (5, 1745824584), (6, 1454853820), (7, 1247017560), (8, 1091140365), (10, 872912292), (12, 727426910), (14, 623508780), (15, 581941528), (20, 436456146), (21, 415672520), (24, 363713455), (28, 311754390), (30, 290970764), (35, 249403512), (40, 218228073), (42, 207836260), (56, 155877195), (60, 145485382), (70, 124701756), (84, 103918130), (105, 83134504), (120, 72742691), (140, 62350878), (168, 51959065), (210, 41567252), (280, 31175439), (420, 20783626), (709, 12311880), (840, 10391813), (1418, 6155940), (2127, 4103960), (2836, 3077970), (3545, 2462376), (4254, 2051980), (4963, 1758840), (5672, 1538985), (7090, 1231188), (8508, 1025990), (9926, 879420), (10635, 820792), (14180, 615594), (14657, 595560), (14889, 586280), (17016, 512995), (19852, 439710), (21270, 410396), (24815, 351768), (28360, 307797), (29314, 297780), (29778, 293140), (39704, 219855), (42540, 205198), (43971, 198520), (49630, 175884), (58628, 148890), (59556, 146570), (73285, 119112), (74445, 117256), (85080, 102599), (87942, 99260)]