128506320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{178481}}^1$

素因数の和:178500

約数の個数: 60

約数和(自身を含む): 431569476

約数和(自身を除く): 303063156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 178481, 356962, 535443, 713924, 892405, 1070886, 1427848, 1606329, 1784810, 2141772, 2677215, 2855696, 3212658, 3569620, 4283544, 5354430, 6425316, 7139240, 8031645, 8567088, 10708860, 12850632, 14278480, 16063290, 21417720, 25701264, 32126580, 42835440, 64253160, 128506320]

約数ペア:

[(1, 128506320), (2, 64253160), (3, 42835440), (4, 32126580), (5, 25701264), (6, 21417720), (8, 16063290), (9, 14278480), (10, 12850632), (12, 10708860), (15, 8567088), (16, 8031645), (18, 7139240), (20, 6425316), (24, 5354430), (30, 4283544), (36, 3569620), (40, 3212658), (45, 2855696), (48, 2677215), (60, 2141772), (72, 1784810), (80, 1606329), (90, 1427848), (120, 1070886), (144, 892405), (180, 713924), (240, 535443), (360, 356962), (720, 178481)]