391437480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{66571}}^1$

素因数の和:66599

約数の個数: 96

約数和(自身を含む): 1366057440

約数和(自身を除く): 974619960

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, 66571, 133142, 199713, 266284, 332855, 399426, 465997, 532568, 665710, 798852, 931994, 998565, 1331420, 1397991, 1597704, 1863988, 1997130, 2329985, 2662840, 2795982, 3261979, 3727976, 3994260, 4659970, 5591964, 6523958, 6989955, 7988520, 9319940, 9785937, 11183928, 13047916, 13979910, 16309895, 18639880, 19571874, 26095832, 27959820, 32619790, 39143748, 48929685, 55919640, 65239580, 78287496, 97859370, 130479160, 195718740, 391437480]

約数ペア:

[(1, 391437480), (2, 195718740), (3, 130479160), (4, 97859370), (5, 78287496), (6, 65239580), (7, 55919640), (8, 48929685), (10, 39143748), (12, 32619790), (14, 27959820), (15, 26095832), (20, 19571874), (21, 18639880), (24, 16309895), (28, 13979910), (30, 13047916), (35, 11183928), (40, 9785937), (42, 9319940), (49, 7988520), (56, 6989955), (60, 6523958), (70, 5591964), (84, 4659970), (98, 3994260), (105, 3727976), (120, 3261979), (140, 2795982), (147, 2662840), (168, 2329985), (196, 1997130), (210, 1863988), (245, 1597704), (280, 1397991), (294, 1331420), (392, 998565), (420, 931994), (490, 798852), (588, 665710), (735, 532568), (840, 465997), (980, 399426), (1176, 332855), (1470, 266284), (1960, 199713), (2940, 133142), (5880, 66571)]