65465820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 240

約数和(自身を含む): 245887488

約数和(自身を除く): 180421668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 81, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 162, 180, 189, 207, 210, 230, 251, 252, 270, 276, 315, 322, 324, 345, 378, 405, 414, 420, 460, 483, 502, 540, 567, 621, 630, 644, 690, 753, 756, 805, 810, 828, 945, 966, 1004, 1035, 1134, 1242, 1255, 1260, 1380, 1449, 1506, 1610, 1620, 1757, 1863, 1890, 1932, 2070, 2259, 2268, 2415, 2484, 2510, 2835, 2898, 3012, 3105, 3220, 3514, 3726, 3765, 3780, 4140, 4347, 4518, 4830, 5020, 5271, 5670, 5773, 5796, 6210, 6777, 7028, 7245, 7452, 7530, 8694, 8785, 9036, 9315, 9660, 10542, 11295, 11340, 11546, 12420, 13041, 13554, 14490, 15060, 15813, 17319, 17388, 17570, 18630, 20331, 21084, 21735, 22590, 23092, 26082, 26355, 27108, 28865, 28980, 31626, 33885, 34638, 35140, 37260, 40411, 40662, 43470, 45180, 47439, 51957, 52164, 52710, 57730, 63252, 65205, 67770, 69276, 79065, 80822, 81324, 86595, 86940, 94878, 101655, 103914, 105420, 115460, 121233, 130410, 135540, 142317, 155871, 158130, 161644, 173190, 189756, 202055, 203310, 207828, 237195, 242466, 259785, 260820, 284634, 311742, 316260, 346380, 363699, 404110, 406620, 467613, 474390, 484932, 519570, 569268, 606165, 623484, 711585, 727398, 779355, 808220, 935226, 948780, 1039140, 1091097, 1212330, 1423170, 1454796, 1558710, 1818495, 1870452, 2182194, 2338065, 2424660, 2846340, 3117420, 3273291, 3636990, 4364388, 4676130, 5455485, 6546582, 7273980, 9352260, 10910970, 13093164, 16366455, 21821940, 32732910, 65465820]

約数ペア:

[(1, 65465820), (2, 32732910), (3, 21821940), (4, 16366455), (5, 13093164), (6, 10910970), (7, 9352260), (9, 7273980), (10, 6546582), (12, 5455485), (14, 4676130), (15, 4364388), (18, 3636990), (20, 3273291), (21, 3117420), (23, 2846340), (27, 2424660), (28, 2338065), (30, 2182194), (35, 1870452), (36, 1818495), (42, 1558710), (45, 1454796), (46, 1423170), (54, 1212330), (60, 1091097), (63, 1039140), (69, 948780), (70, 935226), (81, 808220), (84, 779355), (90, 727398), (92, 711585), (105, 623484), (108, 606165), (115, 569268), (126, 519570), (135, 484932), (138, 474390), (140, 467613), (161, 406620), (162, 404110), (180, 363699), (189, 346380), (207, 316260), (210, 311742), (230, 284634), (251, 260820), (252, 259785), (270, 242466), (276, 237195), (315, 207828), (322, 203310), (324, 202055), (345, 189756), (378, 173190), (405, 161644), (414, 158130), (420, 155871), (460, 142317), (483, 135540), (502, 130410), (540, 121233), (567, 115460), (621, 105420), (630, 103914), (644, 101655), (690, 94878), (753, 86940), (756, 86595), (805, 81324), (810, 80822), (828, 79065), (945, 69276), (966, 67770), (1004, 65205), (1035, 63252), (1134, 57730), (1242, 52710), (1255, 52164), (1260, 51957), (1380, 47439), (1449, 45180), (1506, 43470), (1610, 40662), (1620, 40411), (1757, 37260), (1863, 35140), (1890, 34638), (1932, 33885), (2070, 31626), (2259, 28980), (2268, 28865), (2415, 27108), (2484, 26355), (2510, 26082), (2835, 23092), (2898, 22590), (3012, 21735), (3105, 21084), (3220, 20331), (3514, 18630), (3726, 17570), (3765, 17388), (3780, 17319), (4140, 15813), (4347, 15060), (4518, 14490), (4830, 13554), (5020, 13041), (5271, 12420), (5670, 11546), (5773, 11340), (5796, 11295), (6210, 10542), (6777, 9660), (7028, 9315), (7245, 9036), (7452, 8785), (7530, 8694)]