1264780160

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1365

約数の個数: 192

約数和(自身を含む): 3633517440

約数和(自身を除く): 2368737280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 640, 784, 868, 896, 980, 992, 1085, 1120, 1240, 1301, 1519, 1568, 1736, 1960, 1984, 2170, 2240, 2480, 2602, 3038, 3136, 3472, 3920, 3968, 4340, 4480, 4960, 5204, 6076, 6272, 6505, 6944, 7595, 7840, 8680, 9107, 9920, 10408, 12152, 13010, 13888, 15190, 15680, 17360, 18214, 19840, 20816, 24304, 26020, 27776, 30380, 31360, 34720, 36428, 40331, 41632, 45535, 48608, 52040, 60760, 63749, 69440, 72856, 80662, 83264, 91070, 97216, 104080, 121520, 127498, 138880, 145712, 161324, 166528, 182140, 194432, 201655, 208160, 243040, 254996, 282317, 291424, 318745, 322648, 364280, 403310, 416320, 486080, 509992, 564634, 582848, 637490, 645296, 728560, 806620, 832640, 972160, 1019984, 1129268, 1165696, 1274980, 1290592, 1411585, 1457120, 1613240, 1976219, 2039968, 2258536, 2549960, 2581184, 2823170, 2914240, 3226480, 3952438, 4079936, 4517072, 5099920, 5162368, 5646340, 5828480, 6452960, 7904876, 8159872, 9034144, 9881095, 10199840, 11292680, 12905920, 15809752, 18068288, 19762190, 20399680, 22585360, 25811840, 31619504, 36136576, 39524380, 40799360, 45170720, 63239008, 79048760, 90341440, 126478016, 158097520, 180682880, 252956032, 316195040, 632390080, 1264780160]

約数ペア:

[(1, 1264780160), (2, 632390080), (4, 316195040), (5, 252956032), (7, 180682880), (8, 158097520), (10, 126478016), (14, 90341440), (16, 79048760), (20, 63239008), (28, 45170720), (31, 40799360), (32, 39524380), (35, 36136576), (40, 31619504), (49, 25811840), (56, 22585360), (62, 20399680), (64, 19762190), (70, 18068288), (80, 15809752), (98, 12905920), (112, 11292680), (124, 10199840), (128, 9881095), (140, 9034144), (155, 8159872), (160, 7904876), (196, 6452960), (217, 5828480), (224, 5646340), (245, 5162368), (248, 5099920), (280, 4517072), (310, 4079936), (320, 3952438), (392, 3226480), (434, 2914240), (448, 2823170), (490, 2581184), (496, 2549960), (560, 2258536), (620, 2039968), (640, 1976219), (784, 1613240), (868, 1457120), (896, 1411585), (980, 1290592), (992, 1274980), (1085, 1165696), (1120, 1129268), (1240, 1019984), (1301, 972160), (1519, 832640), (1568, 806620), (1736, 728560), (1960, 645296), (1984, 637490), (2170, 582848), (2240, 564634), (2480, 509992), (2602, 486080), (3038, 416320), (3136, 403310), (3472, 364280), (3920, 322648), (3968, 318745), (4340, 291424), (4480, 282317), (4960, 254996), (5204, 243040), (6076, 208160), (6272, 201655), (6505, 194432), (6944, 182140), (7595, 166528), (7840, 161324), (8680, 145712), (9107, 138880), (9920, 127498), (10408, 121520), (12152, 104080), (13010, 97216), (13888, 91070), (15190, 83264), (15680, 80662), (17360, 72856), (18214, 69440), (19840, 63749), (20816, 60760), (24304, 52040), (26020, 48608), (27776, 45535), (30380, 41632), (31360, 40331), (34720, 36428)]