249378880

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1164

約数の個数: 112

約数和(自身を含む): 640226304

約数和(自身を除く): 390847424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 713, 736, 920, 992, 1093, 1240, 1426, 1472, 1840, 1984, 2186, 2480, 2852, 3565, 3680, 4372, 4960, 5465, 5704, 7130, 7360, 8744, 9920, 10930, 11408, 14260, 17488, 21860, 22816, 25139, 28520, 33883, 34976, 43720, 45632, 50278, 57040, 67766, 69952, 87440, 100556, 114080, 125695, 135532, 169415, 174880, 201112, 228160, 251390, 271064, 338830, 349760, 402224, 502780, 542128, 677660, 779309, 804448, 1005560, 1084256, 1355320, 1558618, 1608896, 2011120, 2168512, 2710640, 3117236, 3896545, 4022240, 5421280, 6234472, 7793090, 8044480, 10842560, 12468944, 15586180, 24937888, 31172360, 49875776, 62344720, 124689440, 249378880]

約数ペア:

[(1, 249378880), (2, 124689440), (4, 62344720), (5, 49875776), (8, 31172360), (10, 24937888), (16, 15586180), (20, 12468944), (23, 10842560), (31, 8044480), (32, 7793090), (40, 6234472), (46, 5421280), (62, 4022240), (64, 3896545), (80, 3117236), (92, 2710640), (115, 2168512), (124, 2011120), (155, 1608896), (160, 1558618), (184, 1355320), (230, 1084256), (248, 1005560), (310, 804448), (320, 779309), (368, 677660), (460, 542128), (496, 502780), (620, 402224), (713, 349760), (736, 338830), (920, 271064), (992, 251390), (1093, 228160), (1240, 201112), (1426, 174880), (1472, 169415), (1840, 135532), (1984, 125695), (2186, 114080), (2480, 100556), (2852, 87440), (3565, 69952), (3680, 67766), (4372, 57040), (4960, 50278), (5465, 45632), (5704, 43720), (7130, 34976), (7360, 33883), (8744, 28520), (9920, 25139), (10930, 22816), (11408, 21860), (14260, 17488)]