387156840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{65843}}^1$

素因数の和:65871

約数の個数: 96

約数和(自身を含む): 1351118880

約数和(自身を除く): 963962040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 65843, 131686, 197529, 263372, 329215, 395058, 460901, 526744, 658430, 790116, 921802, 987645, 1316860, 1382703, 1580232, 1843604, 1975290, 2304505, 2633720, 2765406, 3226307, 3687208, 3950580, 4609010, 5530812, 6452614, 6913515, 7901160, 9218020, 9678921, 11061624, 12905228, 13827030, 16131535, 18436040, 19357842, 25810456, 27654060, 32263070, 38715684, 48394605, 55308120, 64526140, 77431368, 96789210, 129052280, 193578420, 387156840]

約数ペア:

[(1, 387156840), (2, 193578420), (3, 129052280), (4, 96789210), (5, 77431368), (6, 64526140), (7, 55308120), (8, 48394605), (10, 38715684), (12, 32263070), (14, 27654060), (15, 25810456), (20, 19357842), (21, 18436040), (24, 16131535), (28, 13827030), (30, 12905228), (35, 11061624), (40, 9678921), (42, 9218020), (49, 7901160), (56, 6913515), (60, 6452614), (70, 5530812), (84, 4609010), (98, 3950580), (105, 3687208), (120, 3226307), (140, 2765406), (147, 2633720), (168, 2304505), (196, 1975290), (210, 1843604), (245, 1580232), (280, 1382703), (294, 1316860), (392, 987645), (420, 921802), (490, 790116), (588, 658430), (735, 526744), (840, 460901), (980, 395058), (1176, 329215), (1470, 263372), (1960, 197529), (2940, 131686), (5880, 65843)]