77278620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1995

約数の個数: 96

約数和(自身を含む): 233694720

約数和(自身を除く): 156416100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 870, 1334, 1380, 1740, 1931, 2001, 2668, 3335, 3862, 4002, 5793, 6670, 7724, 8004, 9655, 10005, 11586, 13340, 19310, 20010, 23172, 28965, 38620, 40020, 44413, 55999, 57930, 88826, 111998, 115860, 133239, 167997, 177652, 222065, 223996, 266478, 279995, 335994, 444130, 532956, 559990, 666195, 671988, 839985, 888260, 1119980, 1287977, 1332390, 1679970, 2575954, 2664780, 3359940, 3863931, 5151908, 6439885, 7727862, 12879770, 15455724, 19319655, 25759540, 38639310, 77278620]

約数ペア:

[(1, 77278620), (2, 38639310), (3, 25759540), (4, 19319655), (5, 15455724), (6, 12879770), (10, 7727862), (12, 6439885), (15, 5151908), (20, 3863931), (23, 3359940), (29, 2664780), (30, 2575954), (46, 1679970), (58, 1332390), (60, 1287977), (69, 1119980), (87, 888260), (92, 839985), (115, 671988), (116, 666195), (138, 559990), (145, 532956), (174, 444130), (230, 335994), (276, 279995), (290, 266478), (345, 223996), (348, 222065), (435, 177652), (460, 167997), (580, 133239), (667, 115860), (690, 111998), (870, 88826), (1334, 57930), (1380, 55999), (1740, 44413), (1931, 40020), (2001, 38620), (2668, 28965), (3335, 23172), (3862, 20010), (4002, 19310), (5793, 13340), (6670, 11586), (7724, 10005), (8004, 9655)]