157932490880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:899

約数の個数: 256

約数和(自身を含む): 397971947520

約数和(自身を除く): 240039456640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 128, 142, 155, 160, 191, 248, 284, 310, 320, 355, 382, 496, 568, 587, 620, 640, 710, 764, 955, 992, 1136, 1174, 1240, 1420, 1528, 1910, 1984, 2201, 2272, 2348, 2480, 2840, 2935, 3056, 3820, 3968, 4402, 4544, 4696, 4960, 5680, 5870, 5921, 6112, 7640, 8804, 9088, 9392, 9920, 11005, 11360, 11740, 11842, 12224, 13561, 15280, 17608, 18197, 18784, 19840, 22010, 22720, 23480, 23684, 24448, 27122, 29605, 30560, 35216, 36394, 37568, 41677, 44020, 45440, 46960, 47368, 54244, 59210, 61120, 67805, 70432, 72788, 75136, 83354, 88040, 90985, 93920, 94736, 108488, 112117, 118420, 122240, 135610, 140864, 145576, 166708, 176080, 181970, 187840, 189472, 208385, 216976, 224234, 236840, 271220, 281728, 291152, 333416, 352160, 363940, 375680, 378944, 416770, 420391, 433952, 448468, 473680, 542440, 560585, 582304, 666832, 704320, 727880, 757888, 833540, 840782, 867904, 896936, 947360, 1084880, 1121170, 1164608, 1291987, 1333664, 1408640, 1455760, 1667080, 1681564, 1735808, 1793872, 1894720, 2101955, 2169760, 2242340, 2329216, 2583974, 2667328, 2911520, 3334160, 3363128, 3475627, 3587744, 3789440, 4203910, 4339520, 4484680, 5167948, 5334656, 5823040, 6459935, 6668320, 6726256, 6951254, 7175488, 7960307, 8407820, 8679040, 8969360, 10335896, 11646080, 12919870, 13336640, 13452512, 13902508, 14350976, 15920614, 16815640, 17378135, 17938720, 20671792, 25839740, 26673280, 26905024, 27805016, 31841228, 33631280, 34756270, 35877440, 39801535, 41343584, 51679480, 53810048, 55610032, 63682456, 67262560, 69512540, 71754880, 79603070, 82687168, 103358960, 111220064, 127364912, 134525120, 139025080, 159206140, 165374336, 206717920, 222440128, 246769517, 254729824, 269050240, 278050160, 318412280, 413435840, 444880256, 493539034, 509459648, 556100320, 636824560, 826871680, 987078068, 1018919296, 1112200640, 1233847585, 1273649120, 1974156136, 2224401280, 2467695170, 2547298240, 3948312272, 4935390340, 5094596480, 7896624544, 9870780680, 15793249088, 19741561360, 31586498176, 39483122720, 78966245440, 157932490880]

約数ペア:

[(1, 157932490880), (2, 78966245440), (4, 39483122720), (5, 31586498176), (8, 19741561360), (10, 15793249088), (16, 9870780680), (20, 7896624544), (31, 5094596480), (32, 4935390340), (40, 3948312272), (62, 2547298240), (64, 2467695170), (71, 2224401280), (80, 1974156136), (124, 1273649120), (128, 1233847585), (142, 1112200640), (155, 1018919296), (160, 987078068), (191, 826871680), (248, 636824560), (284, 556100320), (310, 509459648), (320, 493539034), (355, 444880256), (382, 413435840), (496, 318412280), (568, 278050160), (587, 269050240), (620, 254729824), (640, 246769517), (710, 222440128), (764, 206717920), (955, 165374336), (992, 159206140), (1136, 139025080), (1174, 134525120), (1240, 127364912), (1420, 111220064), (1528, 103358960), (1910, 82687168), (1984, 79603070), (2201, 71754880), (2272, 69512540), (2348, 67262560), (2480, 63682456), (2840, 55610032), (2935, 53810048), (3056, 51679480), (3820, 41343584), (3968, 39801535), (4402, 35877440), (4544, 34756270), (4696, 33631280), (4960, 31841228), (5680, 27805016), (5870, 26905024), (5921, 26673280), (6112, 25839740), (7640, 20671792), (8804, 17938720), (9088, 17378135), (9392, 16815640), (9920, 15920614), (11005, 14350976), (11360, 13902508), (11740, 13452512), (11842, 13336640), (12224, 12919870), (13561, 11646080), (15280, 10335896), (17608, 8969360), (18197, 8679040), (18784, 8407820), (19840, 7960307), (22010, 7175488), (22720, 6951254), (23480, 6726256), (23684, 6668320), (24448, 6459935), (27122, 5823040), (29605, 5334656), (30560, 5167948), (35216, 4484680), (36394, 4339520), (37568, 4203910), (41677, 3789440), (44020, 3587744), (45440, 3475627), (46960, 3363128), (47368, 3334160), (54244, 2911520), (59210, 2667328), (61120, 2583974), (67805, 2329216), (70432, 2242340), (72788, 2169760), (75136, 2101955), (83354, 1894720), (88040, 1793872), (90985, 1735808), (93920, 1681564), (94736, 1667080), (108488, 1455760), (112117, 1408640), (118420, 1333664), (122240, 1291987), (135610, 1164608), (140864, 1121170), (145576, 1084880), (166708, 947360), (176080, 896936), (181970, 867904), (187840, 840782), (189472, 833540), (208385, 757888), (216976, 727880), (224234, 704320), (236840, 666832), (271220, 582304), (281728, 560585), (291152, 542440), (333416, 473680), (352160, 448468), (363940, 433952), (375680, 420391), (378944, 416770)]