280968300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4397}}^1$

素因数の和:4488

約数の個数: 108

約数和(自身を含む): 893286576

約数和(自身を除く): 612318276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 142, 150, 180, 213, 225, 284, 300, 355, 426, 450, 639, 710, 852, 900, 1065, 1278, 1420, 1775, 2130, 2556, 3195, 3550, 4260, 4397, 5325, 6390, 7100, 8794, 10650, 12780, 13191, 15975, 17588, 21300, 21985, 26382, 31950, 39573, 43970, 52764, 63900, 65955, 79146, 87940, 109925, 131910, 158292, 197865, 219850, 263820, 312187, 329775, 395730, 439700, 624374, 659550, 791460, 936561, 989325, 1248748, 1319100, 1560935, 1873122, 1978650, 2809683, 3121870, 3746244, 3957300, 4682805, 5619366, 6243740, 7804675, 9365610, 11238732, 14048415, 15609350, 18731220, 23414025, 28096830, 31218700, 46828050, 56193660, 70242075, 93656100, 140484150, 280968300]

約数ペア:

[(1, 280968300), (2, 140484150), (3, 93656100), (4, 70242075), (5, 56193660), (6, 46828050), (9, 31218700), (10, 28096830), (12, 23414025), (15, 18731220), (18, 15609350), (20, 14048415), (25, 11238732), (30, 9365610), (36, 7804675), (45, 6243740), (50, 5619366), (60, 4682805), (71, 3957300), (75, 3746244), (90, 3121870), (100, 2809683), (142, 1978650), (150, 1873122), (180, 1560935), (213, 1319100), (225, 1248748), (284, 989325), (300, 936561), (355, 791460), (426, 659550), (450, 624374), (639, 439700), (710, 395730), (852, 329775), (900, 312187), (1065, 263820), (1278, 219850), (1420, 197865), (1775, 158292), (2130, 131910), (2556, 109925), (3195, 87940), (3550, 79146), (4260, 65955), (4397, 63900), (5325, 52764), (6390, 43970), (7100, 39573), (8794, 31950), (10650, 26382), (12780, 21985), (13191, 21300), (15975, 17588)]