42242960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 105462000

約数和(自身を除く): 63219040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 170, 178, 272, 340, 349, 356, 445, 680, 698, 712, 890, 1360, 1396, 1424, 1513, 1745, 1780, 2792, 3026, 3490, 3560, 5584, 5933, 6052, 6980, 7120, 7565, 11866, 12104, 13960, 15130, 23732, 24208, 27920, 29665, 30260, 31061, 47464, 59330, 60520, 62122, 94928, 118660, 121040, 124244, 155305, 237320, 248488, 310610, 474640, 496976, 528037, 621220, 1056074, 1242440, 2112148, 2484880, 2640185, 4224296, 5280370, 8448592, 10560740, 21121480, 42242960]

約数ペア:

[(1, 42242960), (2, 21121480), (4, 10560740), (5, 8448592), (8, 5280370), (10, 4224296), (16, 2640185), (17, 2484880), (20, 2112148), (34, 1242440), (40, 1056074), (68, 621220), (80, 528037), (85, 496976), (89, 474640), (136, 310610), (170, 248488), (178, 237320), (272, 155305), (340, 124244), (349, 121040), (356, 118660), (445, 94928), (680, 62122), (698, 60520), (712, 59330), (890, 47464), (1360, 31061), (1396, 30260), (1424, 29665), (1513, 27920), (1745, 24208), (1780, 23732), (2792, 15130), (3026, 13960), (3490, 12104), (3560, 11866), (5584, 7565), (5933, 7120), (6052, 6980)]