1258455400480

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{396299}}^1$

素因数の和:396626

約数の個数: 96

約数和(自身を含む): 3019996224000

約数和(自身を除く): 1761540823520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 223, 356, 445, 446, 712, 890, 892, 1115, 1424, 1780, 1784, 2230, 2848, 3560, 3568, 4460, 7120, 7136, 8920, 14240, 17840, 19847, 35680, 39694, 79388, 99235, 158776, 198470, 317552, 396299, 396940, 635104, 792598, 793880, 1585196, 1587760, 1981495, 3170392, 3175520, 3962990, 6340784, 7925980, 12681568, 15851960, 31703920, 35270611, 63407840, 70541222, 88374677, 141082444, 176353055, 176749354, 282164888, 352706110, 353498708, 441873385, 564329776, 705412220, 706997416, 883746770, 1128659552, 1410824440, 1413994832, 1767493540, 2821648880, 2827989664, 3534987080, 5643297760, 7069974160, 7865346253, 14139948320, 15730692506, 31461385012, 39326731265, 62922770024, 78653462530, 125845540048, 157306925060, 251691080096, 314613850120, 629227700240, 1258455400480]

約数ペア:

[(1, 1258455400480), (2, 629227700240), (4, 314613850120), (5, 251691080096), (8, 157306925060), (10, 125845540048), (16, 78653462530), (20, 62922770024), (32, 39326731265), (40, 31461385012), (80, 15730692506), (89, 14139948320), (160, 7865346253), (178, 7069974160), (223, 5643297760), (356, 3534987080), (445, 2827989664), (446, 2821648880), (712, 1767493540), (890, 1413994832), (892, 1410824440), (1115, 1128659552), (1424, 883746770), (1780, 706997416), (1784, 705412220), (2230, 564329776), (2848, 441873385), (3560, 353498708), (3568, 352706110), (4460, 282164888), (7120, 176749354), (7136, 176353055), (8920, 141082444), (14240, 88374677), (17840, 70541222), (19847, 63407840), (35680, 35270611), (39694, 31703920), (79388, 15851960), (99235, 12681568), (158776, 7925980), (198470, 6340784), (317552, 3962990), (396299, 3175520), (396940, 3170392), (635104, 1981495), (792598, 1587760), (793880, 1585196)]