71446970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 154828800

約数和(自身を除く): 83381830

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 199, 223, 230, 322, 398, 446, 805, 995, 1115, 1393, 1561, 1610, 1990, 2230, 2786, 3122, 4577, 5129, 6965, 7805, 9154, 10258, 13930, 15610, 22885, 25645, 32039, 35903, 44377, 45770, 51290, 64078, 71806, 88754, 160195, 179515, 221885, 310639, 320390, 359030, 443770, 621278, 1020671, 1553195, 2041342, 3106390, 5103355, 7144697, 10206710, 14289394, 35723485, 71446970]

約数ペア:

[(1, 71446970), (2, 35723485), (5, 14289394), (7, 10206710), (10, 7144697), (14, 5103355), (23, 3106390), (35, 2041342), (46, 1553195), (70, 1020671), (115, 621278), (161, 443770), (199, 359030), (223, 320390), (230, 310639), (322, 221885), (398, 179515), (446, 160195), (805, 88754), (995, 71806), (1115, 64078), (1393, 51290), (1561, 45770), (1610, 44377), (1990, 35903), (2230, 32039), (2786, 25645), (3122, 22885), (4577, 15610), (5129, 13930), (6965, 10258), (7805, 9154)]