198868080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28573}}^1$

素因数の和:28618

約数の個数: 80

約数和(自身を含む): 637771680

約数和(自身を除く): 438903600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 28573, 57146, 85719, 114292, 142865, 171438, 228584, 285730, 342876, 428595, 457168, 571460, 685752, 828617, 857190, 1142920, 1371504, 1657234, 1714380, 2285840, 2485851, 3314468, 3428760, 4143085, 4971702, 6628936, 6857520, 8286170, 9943404, 12429255, 13257872, 16572340, 19886808, 24858510, 33144680, 39773616, 49717020, 66289360, 99434040, 198868080]

約数ペア:

[(1, 198868080), (2, 99434040), (3, 66289360), (4, 49717020), (5, 39773616), (6, 33144680), (8, 24858510), (10, 19886808), (12, 16572340), (15, 13257872), (16, 12429255), (20, 9943404), (24, 8286170), (29, 6857520), (30, 6628936), (40, 4971702), (48, 4143085), (58, 3428760), (60, 3314468), (80, 2485851), (87, 2285840), (116, 1714380), (120, 1657234), (145, 1371504), (174, 1142920), (232, 857190), (240, 828617), (290, 685752), (348, 571460), (435, 457168), (464, 428595), (580, 342876), (696, 285730), (870, 228584), (1160, 171438), (1392, 142865), (1740, 114292), (2320, 85719), (3480, 57146), (6960, 28573)]