401678640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1308

約数の個数: 240

約数和(自身を含む): 1508715936

約数和(自身を除く): 1107037296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 48, 55, 60, 66, 72, 80, 82, 88, 90, 99, 110, 120, 123, 132, 144, 164, 165, 176, 180, 198, 205, 220, 240, 246, 264, 328, 330, 360, 369, 396, 410, 440, 451, 492, 495, 528, 615, 656, 660, 720, 738, 792, 820, 880, 902, 984, 990, 1230, 1237, 1320, 1353, 1476, 1584, 1640, 1804, 1845, 1968, 1980, 2255, 2460, 2474, 2640, 2706, 2952, 3280, 3608, 3690, 3711, 3960, 4059, 4510, 4920, 4948, 5412, 5904, 6185, 6765, 7216, 7380, 7422, 7920, 8118, 9020, 9840, 9896, 10824, 11133, 12370, 13530, 13607, 14760, 14844, 16236, 18040, 18555, 19792, 20295, 21648, 22266, 24740, 27060, 27214, 29520, 29688, 32472, 36080, 37110, 40590, 40821, 44532, 49480, 50717, 54120, 54428, 55665, 59376, 64944, 68035, 74220, 81180, 81642, 89064, 98960, 101434, 108240, 108856, 111330, 122463, 136070, 148440, 152151, 162360, 163284, 178128, 202868, 204105, 217712, 222660, 244926, 253585, 272140, 296880, 304302, 324720, 326568, 405736, 408210, 445320, 456453, 489852, 507170, 544280, 557887, 608604, 612315, 653136, 760755, 811472, 816420, 890640, 912906, 979704, 1014340, 1088560, 1115774, 1217208, 1224630, 1521510, 1632840, 1673661, 1825812, 1959408, 2028680, 2231548, 2282265, 2434416, 2449260, 2789435, 3043020, 3265680, 3347322, 3651624, 4057360, 4463096, 4564530, 4898520, 5020983, 5578870, 6086040, 6694644, 7303248, 8368305, 8926192, 9129060, 9797040, 10041966, 11157740, 12172080, 13389288, 16736610, 18258120, 20083932, 22315480, 25104915, 26778576, 33473220, 36516240, 40167864, 44630960, 50209830, 66946440, 80335728, 100419660, 133892880, 200839320, 401678640]

約数ペア:

[(1, 401678640), (2, 200839320), (3, 133892880), (4, 100419660), (5, 80335728), (6, 66946440), (8, 50209830), (9, 44630960), (10, 40167864), (11, 36516240), (12, 33473220), (15, 26778576), (16, 25104915), (18, 22315480), (20, 20083932), (22, 18258120), (24, 16736610), (30, 13389288), (33, 12172080), (36, 11157740), (40, 10041966), (41, 9797040), (44, 9129060), (45, 8926192), (48, 8368305), (55, 7303248), (60, 6694644), (66, 6086040), (72, 5578870), (80, 5020983), (82, 4898520), (88, 4564530), (90, 4463096), (99, 4057360), (110, 3651624), (120, 3347322), (123, 3265680), (132, 3043020), (144, 2789435), (164, 2449260), (165, 2434416), (176, 2282265), (180, 2231548), (198, 2028680), (205, 1959408), (220, 1825812), (240, 1673661), (246, 1632840), (264, 1521510), (328, 1224630), (330, 1217208), (360, 1115774), (369, 1088560), (396, 1014340), (410, 979704), (440, 912906), (451, 890640), (492, 816420), (495, 811472), (528, 760755), (615, 653136), (656, 612315), (660, 608604), (720, 557887), (738, 544280), (792, 507170), (820, 489852), (880, 456453), (902, 445320), (984, 408210), (990, 405736), (1230, 326568), (1237, 324720), (1320, 304302), (1353, 296880), (1476, 272140), (1584, 253585), (1640, 244926), (1804, 222660), (1845, 217712), (1968, 204105), (1980, 202868), (2255, 178128), (2460, 163284), (2474, 162360), (2640, 152151), (2706, 148440), (2952, 136070), (3280, 122463), (3608, 111330), (3690, 108856), (3711, 108240), (3960, 101434), (4059, 98960), (4510, 89064), (4920, 81642), (4948, 81180), (5412, 74220), (5904, 68035), (6185, 64944), (6765, 59376), (7216, 55665), (7380, 54428), (7422, 54120), (7920, 50717), (8118, 49480), (9020, 44532), (9840, 40821), (9896, 40590), (10824, 37110), (11133, 36080), (12370, 32472), (13530, 29688), (13607, 29520), (14760, 27214), (14844, 27060), (16236, 24740), (18040, 22266), (18555, 21648), (19792, 20295)]