123760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:50

約数の個数: 80

約数和(自身を含む): 374976

約数和(自身を除く): 251216

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2210, 2380, 3094, 3536, 3640, 4420, 4760, 6188, 7280, 7735, 8840, 9520, 12376, 15470, 17680, 24752, 30940, 61880, 123760]

約数ペア:

[(1, 123760), (2, 61880), (4, 30940), (5, 24752), (7, 17680), (8, 15470), (10, 12376), (13, 9520), (14, 8840), (16, 7735), (17, 7280), (20, 6188), (26, 4760), (28, 4420), (34, 3640), (35, 3536), (40, 3094), (52, 2380), (56, 2210), (65, 1904), (68, 1820), (70, 1768), (80, 1547), (85, 1456), (91, 1360), (104, 1190), (112, 1105), (119, 1040), (130, 952), (136, 910), (140, 884), (170, 728), (182, 680), (208, 595), (221, 560), (238, 520), (260, 476), (272, 455), (280, 442), (340, 364)]