248298640

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 593520048

約数和(自身を除く): 345221408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 157, 212, 265, 314, 373, 424, 530, 628, 746, 785, 848, 1060, 1256, 1492, 1570, 1865, 2120, 2512, 2984, 3140, 3730, 4240, 5968, 6280, 7460, 8321, 12560, 14920, 16642, 19769, 29840, 33284, 39538, 41605, 58561, 66568, 79076, 83210, 98845, 117122, 133136, 158152, 166420, 197690, 234244, 292805, 316304, 332840, 395380, 468488, 585610, 665680, 790760, 936976, 1171220, 1581520, 2342440, 3103733, 4684880, 6207466, 12414932, 15518665, 24829864, 31037330, 49659728, 62074660, 124149320, 248298640]

約数ペア:

[(1, 248298640), (2, 124149320), (4, 62074660), (5, 49659728), (8, 31037330), (10, 24829864), (16, 15518665), (20, 12414932), (40, 6207466), (53, 4684880), (80, 3103733), (106, 2342440), (157, 1581520), (212, 1171220), (265, 936976), (314, 790760), (373, 665680), (424, 585610), (530, 468488), (628, 395380), (746, 332840), (785, 316304), (848, 292805), (1060, 234244), (1256, 197690), (1492, 166420), (1570, 158152), (1865, 133136), (2120, 117122), (2512, 98845), (2984, 83210), (3140, 79076), (3730, 66568), (4240, 58561), (5968, 41605), (6280, 39538), (7460, 33284), (8321, 29840), (12560, 19769), (14920, 16642)]