326157020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 822528000

約数和(自身を除く): 496370980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 199, 230, 322, 398, 460, 509, 644, 796, 805, 995, 1018, 1393, 1610, 1990, 2036, 2545, 2786, 3220, 3563, 3980, 4577, 5090, 5572, 6965, 7126, 9154, 10180, 11707, 13930, 14252, 17815, 18308, 22885, 23414, 27860, 32039, 35630, 45770, 46828, 58535, 64078, 71260, 81949, 91540, 101291, 117070, 128156, 160195, 163898, 202582, 234140, 320390, 327796, 405164, 409745, 506455, 640780, 709037, 819490, 1012910, 1418074, 1638980, 2025820, 2329693, 2836148, 3545185, 4659386, 7090370, 9318772, 11648465, 14180740, 16307851, 23296930, 32615702, 46593860, 65231404, 81539255, 163078510, 326157020]

約数ペア:

[(1, 326157020), (2, 163078510), (4, 81539255), (5, 65231404), (7, 46593860), (10, 32615702), (14, 23296930), (20, 16307851), (23, 14180740), (28, 11648465), (35, 9318772), (46, 7090370), (70, 4659386), (92, 3545185), (115, 2836148), (140, 2329693), (161, 2025820), (199, 1638980), (230, 1418074), (322, 1012910), (398, 819490), (460, 709037), (509, 640780), (644, 506455), (796, 409745), (805, 405164), (995, 327796), (1018, 320390), (1393, 234140), (1610, 202582), (1990, 163898), (2036, 160195), (2545, 128156), (2786, 117070), (3220, 101291), (3563, 91540), (3980, 81949), (4577, 71260), (5090, 64078), (5572, 58535), (6965, 46828), (7126, 45770), (9154, 35630), (10180, 32039), (11707, 27860), (13930, 23414), (14252, 22885), (17815, 18308)]