205037560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{619}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 582049800

約数和(自身を除く): 377012240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 169, 182, 196, 245, 260, 280, 338, 364, 392, 455, 490, 520, 619, 637, 676, 728, 845, 910, 980, 1183, 1238, 1274, 1352, 1690, 1820, 1960, 2366, 2476, 2548, 3095, 3185, 3380, 3640, 4333, 4732, 4952, 5096, 5915, 6190, 6370, 6760, 8047, 8281, 8666, 9464, 11830, 12380, 12740, 16094, 16562, 17332, 21665, 23660, 24760, 25480, 30331, 32188, 33124, 34664, 40235, 41405, 43330, 47320, 56329, 60662, 64376, 66248, 80470, 82810, 86660, 104611, 112658, 121324, 151655, 160940, 165620, 173320, 209222, 225316, 242648, 281645, 303310, 321880, 331240, 394303, 418444, 450632, 523055, 563290, 606620, 732277, 788606, 836888, 1046110, 1126580, 1213240, 1464554, 1577212, 1971515, 2092220, 2253160, 2929108, 3154424, 3661385, 3943030, 4184440, 5125939, 5858216, 7322770, 7886060, 10251878, 14645540, 15772120, 20503756, 25629695, 29291080, 41007512, 51259390, 102518780, 205037560]

約数ペア:

[(1, 205037560), (2, 102518780), (4, 51259390), (5, 41007512), (7, 29291080), (8, 25629695), (10, 20503756), (13, 15772120), (14, 14645540), (20, 10251878), (26, 7886060), (28, 7322770), (35, 5858216), (40, 5125939), (49, 4184440), (52, 3943030), (56, 3661385), (65, 3154424), (70, 2929108), (91, 2253160), (98, 2092220), (104, 1971515), (130, 1577212), (140, 1464554), (169, 1213240), (182, 1126580), (196, 1046110), (245, 836888), (260, 788606), (280, 732277), (338, 606620), (364, 563290), (392, 523055), (455, 450632), (490, 418444), (520, 394303), (619, 331240), (637, 321880), (676, 303310), (728, 281645), (845, 242648), (910, 225316), (980, 209222), (1183, 173320), (1238, 165620), (1274, 160940), (1352, 151655), (1690, 121324), (1820, 112658), (1960, 104611), (2366, 86660), (2476, 82810), (2548, 80470), (3095, 66248), (3185, 64376), (3380, 60662), (3640, 56329), (4333, 47320), (4732, 43330), (4952, 41405), (5096, 40235), (5915, 34664), (6190, 33124), (6370, 32188), (6760, 30331), (8047, 25480), (8281, 24760), (8666, 23660), (9464, 21665), (11830, 17332), (12380, 16562), (12740, 16094)]