401810640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1330

約数の個数: 320

約数和(自身を含む): 1645608960

約数和(自身を除く): 1243798320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 48, 51, 55, 56, 60, 66, 68, 70, 77, 80, 84, 85, 88, 102, 105, 110, 112, 119, 120, 132, 136, 140, 154, 165, 168, 170, 176, 187, 204, 210, 220, 231, 238, 240, 255, 264, 272, 280, 308, 330, 336, 340, 357, 374, 385, 408, 420, 440, 462, 476, 510, 528, 560, 561, 595, 616, 660, 680, 714, 748, 770, 816, 840, 880, 924, 935, 952, 1020, 1122, 1155, 1190, 1232, 1279, 1309, 1320, 1360, 1428, 1496, 1540, 1680, 1785, 1848, 1870, 1904, 2040, 2244, 2310, 2380, 2558, 2618, 2640, 2805, 2856, 2992, 3080, 3570, 3696, 3740, 3837, 3927, 4080, 4488, 4620, 4760, 5116, 5236, 5610, 5712, 6160, 6395, 6545, 7140, 7480, 7674, 7854, 8953, 8976, 9240, 9520, 10232, 10472, 11220, 12790, 13090, 14069, 14280, 14960, 15348, 15708, 17906, 18480, 19185, 19635, 20464, 20944, 21743, 22440, 25580, 26180, 26859, 28138, 28560, 30696, 31416, 35812, 38370, 39270, 42207, 43486, 44765, 44880, 51160, 52360, 53718, 56276, 61392, 62832, 65229, 70345, 71624, 76740, 78540, 84414, 86972, 89530, 98483, 102320, 104720, 107436, 108715, 112552, 130458, 134295, 140690, 143248, 152201, 153480, 157080, 168828, 173944, 179060, 196966, 211035, 214872, 217430, 225104, 239173, 260916, 268590, 281380, 295449, 304402, 306960, 314160, 326145, 337656, 347888, 358120, 393932, 422070, 429744, 434860, 456603, 478346, 492415, 521832, 537180, 562760, 590898, 608804, 652290, 675312, 716240, 717519, 761005, 787864, 844140, 869720, 913206, 956692, 984830, 1043664, 1074360, 1125520, 1181796, 1195865, 1217608, 1304580, 1435038, 1477245, 1522010, 1575728, 1674211, 1688280, 1739440, 1826412, 1913384, 1969660, 2148720, 2283015, 2363592, 2391730, 2435216, 2609160, 2870076, 2954490, 3044020, 3348422, 3376560, 3587595, 3652824, 3826768, 3939320, 4566030, 4727184, 4783460, 5022633, 5218320, 5740152, 5908980, 6088040, 6696844, 7175190, 7305648, 7878640, 8371055, 9132060, 9566920, 10045266, 11480304, 11817960, 12176080, 13393688, 14350380, 16742110, 18264120, 19133840, 20090532, 23635920, 25113165, 26787376, 28700760, 33484220, 36528240, 40181064, 50226330, 57401520, 66968440, 80362128, 100452660, 133936880, 200905320, 401810640]

約数ペア:

[(1, 401810640), (2, 200905320), (3, 133936880), (4, 100452660), (5, 80362128), (6, 66968440), (7, 57401520), (8, 50226330), (10, 40181064), (11, 36528240), (12, 33484220), (14, 28700760), (15, 26787376), (16, 25113165), (17, 23635920), (20, 20090532), (21, 19133840), (22, 18264120), (24, 16742110), (28, 14350380), (30, 13393688), (33, 12176080), (34, 11817960), (35, 11480304), (40, 10045266), (42, 9566920), (44, 9132060), (48, 8371055), (51, 7878640), (55, 7305648), (56, 7175190), (60, 6696844), (66, 6088040), (68, 5908980), (70, 5740152), (77, 5218320), (80, 5022633), (84, 4783460), (85, 4727184), (88, 4566030), (102, 3939320), (105, 3826768), (110, 3652824), (112, 3587595), (119, 3376560), (120, 3348422), (132, 3044020), (136, 2954490), (140, 2870076), (154, 2609160), (165, 2435216), (168, 2391730), (170, 2363592), (176, 2283015), (187, 2148720), (204, 1969660), (210, 1913384), (220, 1826412), (231, 1739440), (238, 1688280), (240, 1674211), (255, 1575728), (264, 1522010), (272, 1477245), (280, 1435038), (308, 1304580), (330, 1217608), (336, 1195865), (340, 1181796), (357, 1125520), (374, 1074360), (385, 1043664), (408, 984830), (420, 956692), (440, 913206), (462, 869720), (476, 844140), (510, 787864), (528, 761005), (560, 717519), (561, 716240), (595, 675312), (616, 652290), (660, 608804), (680, 590898), (714, 562760), (748, 537180), (770, 521832), (816, 492415), (840, 478346), (880, 456603), (924, 434860), (935, 429744), (952, 422070), (1020, 393932), (1122, 358120), (1155, 347888), (1190, 337656), (1232, 326145), (1279, 314160), (1309, 306960), (1320, 304402), (1360, 295449), (1428, 281380), (1496, 268590), (1540, 260916), (1680, 239173), (1785, 225104), (1848, 217430), (1870, 214872), (1904, 211035), (2040, 196966), (2244, 179060), (2310, 173944), (2380, 168828), (2558, 157080), (2618, 153480), (2640, 152201), (2805, 143248), (2856, 140690), (2992, 134295), (3080, 130458), (3570, 112552), (3696, 108715), (3740, 107436), (3837, 104720), (3927, 102320), (4080, 98483), (4488, 89530), (4620, 86972), (4760, 84414), (5116, 78540), (5236, 76740), (5610, 71624), (5712, 70345), (6160, 65229), (6395, 62832), (6545, 61392), (7140, 56276), (7480, 53718), (7674, 52360), (7854, 51160), (8953, 44880), (8976, 44765), (9240, 43486), (9520, 42207), (10232, 39270), (10472, 38370), (11220, 35812), (12790, 31416), (13090, 30696), (14069, 28560), (14280, 28138), (14960, 26859), (15348, 26180), (15708, 25580), (17906, 22440), (18480, 21743), (19185, 20944), (19635, 20464)]