201720330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1828

約数の個数: 96

約数和(自身を含む): 602784000

約数和(自身を除く): 401063670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 199, 210, 315, 398, 597, 630, 995, 1194, 1393, 1609, 1791, 1990, 2786, 2985, 3218, 3582, 4179, 4827, 5970, 6965, 8045, 8358, 8955, 9654, 11263, 12537, 13930, 14481, 16090, 17910, 20895, 22526, 24135, 25074, 28962, 33789, 41790, 48270, 56315, 62685, 67578, 72405, 101367, 112630, 125370, 144810, 168945, 202734, 320191, 337890, 506835, 640382, 960573, 1013670, 1600955, 1921146, 2241337, 2881719, 3201910, 4482674, 4802865, 5763438, 6724011, 9605730, 11206685, 13448022, 14408595, 20172033, 22413370, 28817190, 33620055, 40344066, 67240110, 100860165, 201720330]

約数ペア:

[(1, 201720330), (2, 100860165), (3, 67240110), (5, 40344066), (6, 33620055), (7, 28817190), (9, 22413370), (10, 20172033), (14, 14408595), (15, 13448022), (18, 11206685), (21, 9605730), (30, 6724011), (35, 5763438), (42, 4802865), (45, 4482674), (63, 3201910), (70, 2881719), (90, 2241337), (105, 1921146), (126, 1600955), (199, 1013670), (210, 960573), (315, 640382), (398, 506835), (597, 337890), (630, 320191), (995, 202734), (1194, 168945), (1393, 144810), (1609, 125370), (1791, 112630), (1990, 101367), (2786, 72405), (2985, 67578), (3218, 62685), (3582, 56315), (4179, 48270), (4827, 41790), (5970, 33789), (6965, 28962), (8045, 25074), (8358, 24135), (8955, 22526), (9654, 20895), (11263, 17910), (12537, 16090), (13930, 14481)]