128570640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1629

約数の個数: 160

約数和(自身を含む): 449114112

約数和(自身を除く): 320543472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1571, 1705, 1860, 2046, 2480, 2640, 2728, 3142, 3410, 3720, 4092, 4713, 5115, 5456, 6284, 6820, 7440, 7855, 8184, 9426, 10230, 12568, 13640, 15710, 16368, 17281, 18852, 20460, 23565, 25136, 27280, 31420, 34562, 37704, 40920, 47130, 48701, 51843, 62840, 69124, 75408, 81840, 86405, 94260, 97402, 103686, 125680, 138248, 146103, 172810, 188520, 194804, 207372, 243505, 259215, 276496, 292206, 345620, 377040, 389608, 414744, 487010, 518430, 535711, 584412, 691240, 730515, 779216, 829488, 974020, 1036860, 1071422, 1168824, 1382480, 1461030, 1607133, 1948040, 2073720, 2142844, 2337648, 2678555, 2922060, 3214266, 3896080, 4147440, 4285688, 5357110, 5844120, 6428532, 8035665, 8571376, 10714220, 11688240, 12857064, 16071330, 21428440, 25714128, 32142660, 42856880, 64285320, 128570640]

約数ペア:

[(1, 128570640), (2, 64285320), (3, 42856880), (4, 32142660), (5, 25714128), (6, 21428440), (8, 16071330), (10, 12857064), (11, 11688240), (12, 10714220), (15, 8571376), (16, 8035665), (20, 6428532), (22, 5844120), (24, 5357110), (30, 4285688), (31, 4147440), (33, 3896080), (40, 3214266), (44, 2922060), (48, 2678555), (55, 2337648), (60, 2142844), (62, 2073720), (66, 1948040), (80, 1607133), (88, 1461030), (93, 1382480), (110, 1168824), (120, 1071422), (124, 1036860), (132, 974020), (155, 829488), (165, 779216), (176, 730515), (186, 691240), (220, 584412), (240, 535711), (248, 518430), (264, 487010), (310, 414744), (330, 389608), (341, 377040), (372, 345620), (440, 292206), (465, 276496), (496, 259215), (528, 243505), (620, 207372), (660, 194804), (682, 188520), (744, 172810), (880, 146103), (930, 138248), (1023, 125680), (1240, 103686), (1320, 97402), (1364, 94260), (1488, 86405), (1571, 81840), (1705, 75408), (1860, 69124), (2046, 62840), (2480, 51843), (2640, 48701), (2728, 47130), (3142, 40920), (3410, 37704), (3720, 34562), (4092, 31420), (4713, 27280), (5115, 25136), (5456, 23565), (6284, 20460), (6820, 18852), (7440, 17281), (7855, 16368), (8184, 15710), (9426, 13640), (10230, 12568)]