66459780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1471}}^1$

素因数の和:1737

約数の個数: 72

約数和(自身を含む): 202535424

約数和(自身を除く): 136075644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1471, 1506, 2259, 2510, 2942, 3012, 3765, 4413, 4518, 5020, 5884, 7355, 7530, 8826, 9036, 11295, 13239, 14710, 15060, 17652, 22065, 22590, 26478, 29420, 44130, 45180, 52956, 66195, 88260, 132390, 264780, 369221, 738442, 1107663, 1476884, 1846105, 2215326, 3322989, 3692210, 4430652, 5538315, 6645978, 7384420, 11076630, 13291956, 16614945, 22153260, 33229890, 66459780]

約数ペア:

[(1, 66459780), (2, 33229890), (3, 22153260), (4, 16614945), (5, 13291956), (6, 11076630), (9, 7384420), (10, 6645978), (12, 5538315), (15, 4430652), (18, 3692210), (20, 3322989), (30, 2215326), (36, 1846105), (45, 1476884), (60, 1107663), (90, 738442), (180, 369221), (251, 264780), (502, 132390), (753, 88260), (1004, 66195), (1255, 52956), (1471, 45180), (1506, 44130), (2259, 29420), (2510, 26478), (2942, 22590), (3012, 22065), (3765, 17652), (4413, 15060), (4518, 14710), (5020, 13239), (5884, 11295), (7355, 9036), (7530, 8826)]