981431640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:536

約数の個数: 320

約数和(自身を含む): 3814113600

約数和(自身を除く): 2832681960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 109, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 218, 252, 270, 280, 315, 324, 327, 360, 378, 397, 405, 420, 436, 504, 540, 545, 567, 630, 648, 654, 756, 763, 794, 810, 840, 872, 945, 981, 1080, 1090, 1134, 1191, 1260, 1308, 1512, 1526, 1588, 1620, 1635, 1890, 1962, 1985, 2180, 2268, 2289, 2382, 2520, 2616, 2779, 2835, 2943, 3052, 3176, 3240, 3270, 3573, 3780, 3815, 3924, 3970, 4360, 4536, 4578, 4764, 4905, 5558, 5670, 5886, 5955, 6104, 6540, 6867, 7146, 7560, 7630, 7848, 7940, 8337, 8829, 9156, 9528, 9810, 10719, 11116, 11340, 11445, 11772, 11910, 13080, 13734, 13895, 14292, 14715, 15260, 15880, 16674, 17658, 17865, 18312, 19620, 20601, 21438, 22232, 22680, 22890, 23544, 23820, 25011, 27468, 27790, 28584, 29430, 30520, 32157, 33348, 34335, 35316, 35730, 39240, 41202, 41685, 42876, 43273, 44145, 45780, 47640, 50022, 53595, 54936, 55580, 58860, 61803, 64314, 66696, 68670, 70632, 71460, 75033, 82404, 83370, 85752, 86546, 88290, 91560, 100044, 103005, 107190, 111160, 117720, 123606, 125055, 128628, 129819, 137340, 142920, 150066, 160785, 164808, 166740, 173092, 176580, 200088, 206010, 214380, 216365, 225099, 247212, 250110, 257256, 259638, 274680, 300132, 302911, 309015, 321570, 333480, 346184, 353160, 375165, 389457, 412020, 428760, 432730, 450198, 494424, 500220, 519276, 600264, 605822, 618030, 643140, 649095, 750330, 778914, 824040, 865460, 900396, 908733, 1000440, 1038552, 1125495, 1168371, 1211644, 1236060, 1286280, 1298190, 1500660, 1514555, 1557828, 1730920, 1800792, 1817466, 1947285, 2250990, 2336742, 2423288, 2472120, 2596380, 2726199, 3001320, 3029110, 3115656, 3505113, 3634932, 3894570, 4501980, 4543665, 4673484, 5192760, 5452398, 5841855, 6058220, 7010226, 7269864, 7789140, 8178597, 9003960, 9087330, 9346968, 10904796, 11683710, 12116440, 13630995, 14020452, 15578280, 16357194, 17525565, 18174660, 21809592, 23367420, 24535791, 27261990, 28040904, 32714388, 35051130, 36349320, 40892985, 46734840, 49071582, 54523980, 65428776, 70102260, 81785970, 98143164, 109047960, 122678955, 140204520, 163571940, 196286328, 245357910, 327143880, 490715820, 981431640]

約数ペア:

[(1, 981431640), (2, 490715820), (3, 327143880), (4, 245357910), (5, 196286328), (6, 163571940), (7, 140204520), (8, 122678955), (9, 109047960), (10, 98143164), (12, 81785970), (14, 70102260), (15, 65428776), (18, 54523980), (20, 49071582), (21, 46734840), (24, 40892985), (27, 36349320), (28, 35051130), (30, 32714388), (35, 28040904), (36, 27261990), (40, 24535791), (42, 23367420), (45, 21809592), (54, 18174660), (56, 17525565), (60, 16357194), (63, 15578280), (70, 14020452), (72, 13630995), (81, 12116440), (84, 11683710), (90, 10904796), (105, 9346968), (108, 9087330), (109, 9003960), (120, 8178597), (126, 7789140), (135, 7269864), (140, 7010226), (162, 6058220), (168, 5841855), (180, 5452398), (189, 5192760), (210, 4673484), (216, 4543665), (218, 4501980), (252, 3894570), (270, 3634932), (280, 3505113), (315, 3115656), (324, 3029110), (327, 3001320), (360, 2726199), (378, 2596380), (397, 2472120), (405, 2423288), (420, 2336742), (436, 2250990), (504, 1947285), (540, 1817466), (545, 1800792), (567, 1730920), (630, 1557828), (648, 1514555), (654, 1500660), (756, 1298190), (763, 1286280), (794, 1236060), (810, 1211644), (840, 1168371), (872, 1125495), (945, 1038552), (981, 1000440), (1080, 908733), (1090, 900396), (1134, 865460), (1191, 824040), (1260, 778914), (1308, 750330), (1512, 649095), (1526, 643140), (1588, 618030), (1620, 605822), (1635, 600264), (1890, 519276), (1962, 500220), (1985, 494424), (2180, 450198), (2268, 432730), (2289, 428760), (2382, 412020), (2520, 389457), (2616, 375165), (2779, 353160), (2835, 346184), (2943, 333480), (3052, 321570), (3176, 309015), (3240, 302911), (3270, 300132), (3573, 274680), (3780, 259638), (3815, 257256), (3924, 250110), (3970, 247212), (4360, 225099), (4536, 216365), (4578, 214380), (4764, 206010), (4905, 200088), (5558, 176580), (5670, 173092), (5886, 166740), (5955, 164808), (6104, 160785), (6540, 150066), (6867, 142920), (7146, 137340), (7560, 129819), (7630, 128628), (7848, 125055), (7940, 123606), (8337, 117720), (8829, 111160), (9156, 107190), (9528, 103005), (9810, 100044), (10719, 91560), (11116, 88290), (11340, 86546), (11445, 85752), (11772, 83370), (11910, 82404), (13080, 75033), (13734, 71460), (13895, 70632), (14292, 68670), (14715, 66696), (15260, 64314), (15880, 61803), (16674, 58860), (17658, 55580), (17865, 54936), (18312, 53595), (19620, 50022), (20601, 47640), (21438, 45780), (22232, 44145), (22680, 43273), (22890, 42876), (23544, 41685), (23820, 41202), (25011, 39240), (27468, 35730), (27790, 35316), (28584, 34335), (29430, 33348), (30520, 32157)]