2785489560

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{40939}}^1$

素因数の和:40972

約数の個数: 192

約数和(自身を含む): 10729555200

約数和(自身を除く): 7944065640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4860, 5670, 6804, 7560, 8505, 9720, 11340, 13608, 17010, 22680, 34020, 40939, 68040, 81878, 122817, 163756, 204695, 245634, 286573, 327512, 368451, 409390, 491268, 573146, 614085, 736902, 818780, 859719, 982536, 1105353, 1146292, 1228170, 1432865, 1473804, 1637560, 1719438, 1842255, 2210706, 2292584, 2456340, 2579157, 2865730, 2947608, 3316059, 3438876, 3684510, 4298595, 4421412, 4912680, 5158314, 5526765, 5731460, 6632118, 6877752, 7369020, 7737471, 8597190, 8842824, 9948177, 10316628, 11053530, 11462920, 12895785, 13264236, 14738040, 15474942, 16580295, 17194380, 19896354, 20633256, 22107060, 23212413, 25791570, 26528472, 30949884, 33160590, 34388760, 38687355, 39792708, 44214120, 46424826, 49740885, 51583140, 61899768, 66321180, 69637239, 77374710, 79585416, 92849652, 99481770, 103166280, 116062065, 132642360, 139274478, 154749420, 185699304, 198963540, 232124130, 278548956, 309498840, 348186195, 397927080, 464248260, 557097912, 696372390, 928496520, 1392744780, 2785489560]

約数ペア:

[(1, 2785489560), (2, 1392744780), (3, 928496520), (4, 696372390), (5, 557097912), (6, 464248260), (7, 397927080), (8, 348186195), (9, 309498840), (10, 278548956), (12, 232124130), (14, 198963540), (15, 185699304), (18, 154749420), (20, 139274478), (21, 132642360), (24, 116062065), (27, 103166280), (28, 99481770), (30, 92849652), (35, 79585416), (36, 77374710), (40, 69637239), (42, 66321180), (45, 61899768), (54, 51583140), (56, 49740885), (60, 46424826), (63, 44214120), (70, 39792708), (72, 38687355), (81, 34388760), (84, 33160590), (90, 30949884), (105, 26528472), (108, 25791570), (120, 23212413), (126, 22107060), (135, 20633256), (140, 19896354), (162, 17194380), (168, 16580295), (180, 15474942), (189, 14738040), (210, 13264236), (216, 12895785), (243, 11462920), (252, 11053530), (270, 10316628), (280, 9948177), (315, 8842824), (324, 8597190), (360, 7737471), (378, 7369020), (405, 6877752), (420, 6632118), (486, 5731460), (504, 5526765), (540, 5158314), (567, 4912680), (630, 4421412), (648, 4298595), (756, 3684510), (810, 3438876), (840, 3316059), (945, 2947608), (972, 2865730), (1080, 2579157), (1134, 2456340), (1215, 2292584), (1260, 2210706), (1512, 1842255), (1620, 1719438), (1701, 1637560), (1890, 1473804), (1944, 1432865), (2268, 1228170), (2430, 1146292), (2520, 1105353), (2835, 982536), (3240, 859719), (3402, 818780), (3780, 736902), (4536, 614085), (4860, 573146), (5670, 491268), (6804, 409390), (7560, 368451), (8505, 327512), (9720, 286573), (11340, 245634), (13608, 204695), (17010, 163756), (22680, 122817), (34020, 81878), (40939, 68040)]