381279840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 192

約数和(自身を含む): 1280240640

約数和(自身を除く): 898960800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 97, 114, 120, 152, 160, 190, 194, 228, 240, 285, 291, 304, 380, 388, 431, 456, 480, 485, 570, 582, 608, 760, 776, 862, 912, 970, 1140, 1164, 1293, 1455, 1520, 1552, 1724, 1824, 1843, 1940, 2155, 2280, 2328, 2586, 2910, 3040, 3104, 3448, 3686, 3880, 4310, 4560, 4656, 5172, 5529, 5820, 6465, 6896, 7372, 7760, 8189, 8620, 9120, 9215, 9312, 10344, 11058, 11640, 12930, 13792, 14744, 15520, 16378, 17240, 18430, 20688, 22116, 23280, 24567, 25860, 27645, 29488, 32756, 34480, 36860, 40945, 41376, 41807, 44232, 46560, 49134, 51720, 55290, 58976, 65512, 68960, 73720, 81890, 83614, 88464, 98268, 103440, 110580, 122835, 125421, 131024, 147440, 163780, 167228, 176928, 196536, 206880, 209035, 221160, 245670, 250842, 262048, 294880, 327560, 334456, 393072, 418070, 442320, 491340, 501684, 627105, 655120, 668912, 786144, 794333, 836140, 884640, 982680, 1003368, 1254210, 1310240, 1337824, 1588666, 1672280, 1965360, 2006736, 2382999, 2508420, 3177332, 3344560, 3930720, 3971665, 4013472, 4765998, 5016840, 6354664, 6689120, 7943330, 9531996, 10033680, 11914995, 12709328, 15886660, 19063992, 20067360, 23829990, 25418656, 31773320, 38127984, 47659980, 63546640, 76255968, 95319960, 127093280, 190639920, 381279840]

約数ペア:

[(1, 381279840), (2, 190639920), (3, 127093280), (4, 95319960), (5, 76255968), (6, 63546640), (8, 47659980), (10, 38127984), (12, 31773320), (15, 25418656), (16, 23829990), (19, 20067360), (20, 19063992), (24, 15886660), (30, 12709328), (32, 11914995), (38, 10033680), (40, 9531996), (48, 7943330), (57, 6689120), (60, 6354664), (76, 5016840), (80, 4765998), (95, 4013472), (96, 3971665), (97, 3930720), (114, 3344560), (120, 3177332), (152, 2508420), (160, 2382999), (190, 2006736), (194, 1965360), (228, 1672280), (240, 1588666), (285, 1337824), (291, 1310240), (304, 1254210), (380, 1003368), (388, 982680), (431, 884640), (456, 836140), (480, 794333), (485, 786144), (570, 668912), (582, 655120), (608, 627105), (760, 501684), (776, 491340), (862, 442320), (912, 418070), (970, 393072), (1140, 334456), (1164, 327560), (1293, 294880), (1455, 262048), (1520, 250842), (1552, 245670), (1724, 221160), (1824, 209035), (1843, 206880), (1940, 196536), (2155, 176928), (2280, 167228), (2328, 163780), (2586, 147440), (2910, 131024), (3040, 125421), (3104, 122835), (3448, 110580), (3686, 103440), (3880, 98268), (4310, 88464), (4560, 83614), (4656, 81890), (5172, 73720), (5529, 68960), (5820, 65512), (6465, 58976), (6896, 55290), (7372, 51720), (7760, 49134), (8189, 46560), (8620, 44232), (9120, 41807), (9215, 41376), (9312, 40945), (10344, 36860), (11058, 34480), (11640, 32756), (12930, 29488), (13792, 27645), (14744, 25860), (15520, 24567), (16378, 23280), (17240, 22116), (18430, 20688)]