818594640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3907}}^1$

素因数の和:4026

約数の個数: 160

約数和(自身を含む): 2849400960

約数和(自身を除く): 2030806320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 97, 108, 120, 135, 144, 180, 194, 216, 240, 270, 291, 360, 388, 432, 485, 540, 582, 720, 776, 873, 970, 1080, 1164, 1455, 1552, 1746, 1940, 2160, 2328, 2619, 2910, 3492, 3880, 3907, 4365, 4656, 5238, 5820, 6984, 7760, 7814, 8730, 10476, 11640, 11721, 13095, 13968, 15628, 17460, 19535, 20952, 23280, 23442, 26190, 31256, 34920, 35163, 39070, 41904, 46884, 52380, 58605, 62512, 69840, 70326, 78140, 93768, 104760, 105489, 117210, 140652, 156280, 175815, 187536, 209520, 210978, 234420, 281304, 312560, 351630, 378979, 421956, 468840, 527445, 562608, 703260, 757958, 843912, 937680, 1054890, 1136937, 1406520, 1515916, 1687824, 1894895, 2109780, 2273874, 2813040, 3031832, 3410811, 3789790, 4219560, 4547748, 5684685, 6063664, 6821622, 7579580, 8439120, 9095496, 10232433, 11369370, 13643244, 15159160, 17054055, 18190992, 20464866, 22738740, 27286488, 30318320, 34108110, 40929732, 45477480, 51162165, 54572976, 68216220, 81859464, 90954960, 102324330, 136432440, 163718928, 204648660, 272864880, 409297320, 818594640]

約数ペア:

[(1, 818594640), (2, 409297320), (3, 272864880), (4, 204648660), (5, 163718928), (6, 136432440), (8, 102324330), (9, 90954960), (10, 81859464), (12, 68216220), (15, 54572976), (16, 51162165), (18, 45477480), (20, 40929732), (24, 34108110), (27, 30318320), (30, 27286488), (36, 22738740), (40, 20464866), (45, 18190992), (48, 17054055), (54, 15159160), (60, 13643244), (72, 11369370), (80, 10232433), (90, 9095496), (97, 8439120), (108, 7579580), (120, 6821622), (135, 6063664), (144, 5684685), (180, 4547748), (194, 4219560), (216, 3789790), (240, 3410811), (270, 3031832), (291, 2813040), (360, 2273874), (388, 2109780), (432, 1894895), (485, 1687824), (540, 1515916), (582, 1406520), (720, 1136937), (776, 1054890), (873, 937680), (970, 843912), (1080, 757958), (1164, 703260), (1455, 562608), (1552, 527445), (1746, 468840), (1940, 421956), (2160, 378979), (2328, 351630), (2619, 312560), (2910, 281304), (3492, 234420), (3880, 210978), (3907, 209520), (4365, 187536), (4656, 175815), (5238, 156280), (5820, 140652), (6984, 117210), (7760, 105489), (7814, 104760), (8730, 93768), (10476, 78140), (11640, 70326), (11721, 69840), (13095, 62512), (13968, 58605), (15628, 52380), (17460, 46884), (19535, 41904), (20952, 39070), (23280, 35163), (23442, 34920), (26190, 31256)]