17720730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 49832640

約数和(自身を除く): 32111910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 43, 45, 57, 86, 90, 95, 114, 129, 171, 190, 215, 241, 258, 285, 342, 387, 430, 482, 570, 645, 723, 774, 817, 855, 1205, 1290, 1446, 1634, 1710, 1935, 2169, 2410, 2451, 3615, 3870, 4085, 4338, 4579, 4902, 7230, 7353, 8170, 9158, 10363, 10845, 12255, 13737, 14706, 20726, 21690, 22895, 24510, 27474, 31089, 36765, 41211, 45790, 51815, 62178, 68685, 73530, 82422, 93267, 103630, 137370, 155445, 186534, 196897, 206055, 310890, 393794, 412110, 466335, 590691, 932670, 984485, 1181382, 1772073, 1968970, 2953455, 3544146, 5906910, 8860365, 17720730]

約数ペア:

[(1, 17720730), (2, 8860365), (3, 5906910), (5, 3544146), (6, 2953455), (9, 1968970), (10, 1772073), (15, 1181382), (18, 984485), (19, 932670), (30, 590691), (38, 466335), (43, 412110), (45, 393794), (57, 310890), (86, 206055), (90, 196897), (95, 186534), (114, 155445), (129, 137370), (171, 103630), (190, 93267), (215, 82422), (241, 73530), (258, 68685), (285, 62178), (342, 51815), (387, 45790), (430, 41211), (482, 36765), (570, 31089), (645, 27474), (723, 24510), (774, 22895), (817, 21690), (855, 20726), (1205, 14706), (1290, 13737), (1446, 12255), (1634, 10845), (1710, 10363), (1935, 9158), (2169, 8170), (2410, 7353), (2451, 7230), (3615, 4902), (3870, 4579), (4085, 4338)]