123128460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7517}}^1$

素因数の和:7552

約数の個数: 144

約数和(自身を含む): 459740736

約数和(自身を除く): 336612276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 7517, 8190, 15034, 16380, 22551, 30068, 37585, 45102, 52619, 67653, 75170, 90204, 97721, 105238, 112755, 135306, 150340, 157857, 195442, 210476, 225510, 263095, 270612, 293163, 315714, 338265, 390884, 451020, 473571, 488605, 526190, 586326, 631428, 676530, 684047, 789285, 879489, 947142, 977210, 1052380, 1172652, 1353060, 1368094, 1465815, 1578570, 1758978, 1894284, 1954420, 2052141, 2367855, 2736188, 2931630, 3157140, 3420235, 3517956, 4104282, 4397445, 4735710, 5863260, 6156423, 6840470, 8208564, 8794890, 9471420, 10260705, 12312846, 13680940, 17589780, 20521410, 24625692, 30782115, 41042820, 61564230, 123128460]

約数ペア:

[(1, 123128460), (2, 61564230), (3, 41042820), (4, 30782115), (5, 24625692), (6, 20521410), (7, 17589780), (9, 13680940), (10, 12312846), (12, 10260705), (13, 9471420), (14, 8794890), (15, 8208564), (18, 6840470), (20, 6156423), (21, 5863260), (26, 4735710), (28, 4397445), (30, 4104282), (35, 3517956), (36, 3420235), (39, 3157140), (42, 2931630), (45, 2736188), (52, 2367855), (60, 2052141), (63, 1954420), (65, 1894284), (70, 1758978), (78, 1578570), (84, 1465815), (90, 1368094), (91, 1353060), (105, 1172652), (117, 1052380), (126, 977210), (130, 947142), (140, 879489), (156, 789285), (180, 684047), (182, 676530), (195, 631428), (210, 586326), (234, 526190), (252, 488605), (260, 473571), (273, 451020), (315, 390884), (364, 338265), (390, 315714), (420, 293163), (455, 270612), (468, 263095), (546, 225510), (585, 210476), (630, 195442), (780, 157857), (819, 150340), (910, 135306), (1092, 112755), (1170, 105238), (1260, 97721), (1365, 90204), (1638, 75170), (1820, 67653), (2340, 52619), (2730, 45102), (3276, 37585), (4095, 30068), (5460, 22551), (7517, 16380), (8190, 15034)]