123381360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{239}}^2$

素因数の和:500

約数の個数: 120

約数和(自身を含む): 426765840

約数和(自身を除く): 303384480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 239, 240, 270, 360, 432, 478, 540, 717, 720, 956, 1080, 1195, 1434, 1912, 2151, 2160, 2390, 2868, 3585, 3824, 4302, 4780, 5736, 6453, 7170, 8604, 9560, 10755, 11472, 12906, 14340, 17208, 19120, 21510, 25812, 28680, 32265, 34416, 43020, 51624, 57121, 57360, 64530, 86040, 103248, 114242, 129060, 171363, 172080, 228484, 258120, 285605, 342726, 456968, 514089, 516240, 571210, 685452, 856815, 913936, 1028178, 1142420, 1370904, 1542267, 1713630, 2056356, 2284840, 2570445, 2741808, 3084534, 3427260, 4112712, 4569680, 5140890, 6169068, 6854520, 7711335, 8225424, 10281780, 12338136, 13709040, 15422670, 20563560, 24676272, 30845340, 41127120, 61690680, 123381360]

約数ペア:

[(1, 123381360), (2, 61690680), (3, 41127120), (4, 30845340), (5, 24676272), (6, 20563560), (8, 15422670), (9, 13709040), (10, 12338136), (12, 10281780), (15, 8225424), (16, 7711335), (18, 6854520), (20, 6169068), (24, 5140890), (27, 4569680), (30, 4112712), (36, 3427260), (40, 3084534), (45, 2741808), (48, 2570445), (54, 2284840), (60, 2056356), (72, 1713630), (80, 1542267), (90, 1370904), (108, 1142420), (120, 1028178), (135, 913936), (144, 856815), (180, 685452), (216, 571210), (239, 516240), (240, 514089), (270, 456968), (360, 342726), (432, 285605), (478, 258120), (540, 228484), (717, 172080), (720, 171363), (956, 129060), (1080, 114242), (1195, 103248), (1434, 86040), (1912, 64530), (2151, 57360), (2160, 57121), (2390, 51624), (2868, 43020), (3585, 34416), (3824, 32265), (4302, 28680), (4780, 25812), (5736, 21510), (6453, 19120), (7170, 17208), (8604, 14340), (9560, 12906), (10755, 11472)]