71900820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23497}}^1$

素因数の和:23529

約数の個数: 72

約数和(自身を含む): 230938344

約数和(自身を除く): 159037524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 23497, 46994, 70491, 93988, 117485, 140982, 211473, 234970, 281964, 352455, 399449, 422946, 469940, 704910, 798898, 845892, 1057365, 1198347, 1409820, 1597796, 1997245, 2114730, 2396694, 3595041, 3994490, 4229460, 4793388, 5991735, 7190082, 7988980, 11983470, 14380164, 17975205, 23966940, 35950410, 71900820]

約数ペア:

[(1, 71900820), (2, 35950410), (3, 23966940), (4, 17975205), (5, 14380164), (6, 11983470), (9, 7988980), (10, 7190082), (12, 5991735), (15, 4793388), (17, 4229460), (18, 3994490), (20, 3595041), (30, 2396694), (34, 2114730), (36, 1997245), (45, 1597796), (51, 1409820), (60, 1198347), (68, 1057365), (85, 845892), (90, 798898), (102, 704910), (153, 469940), (170, 422946), (180, 399449), (204, 352455), (255, 281964), (306, 234970), (340, 211473), (510, 140982), (612, 117485), (765, 93988), (1020, 70491), (1530, 46994), (3060, 23497)]