19572660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 64209600

約数和(自身を除く): 44636940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 59, 60, 76, 90, 95, 97, 114, 118, 171, 177, 180, 190, 194, 228, 236, 285, 291, 295, 342, 354, 380, 388, 485, 531, 570, 582, 590, 684, 708, 855, 873, 885, 970, 1062, 1121, 1140, 1164, 1180, 1455, 1710, 1746, 1770, 1843, 1940, 2124, 2242, 2655, 2910, 3363, 3420, 3492, 3540, 3686, 4365, 4484, 5310, 5529, 5605, 5723, 5820, 6726, 7372, 8730, 9215, 10089, 10620, 11058, 11210, 11446, 13452, 16587, 16815, 17169, 17460, 18430, 20178, 22116, 22420, 22892, 27645, 28615, 33174, 33630, 34338, 36860, 40356, 50445, 51507, 55290, 57230, 66348, 67260, 68676, 82935, 85845, 100890, 103014, 108737, 110580, 114460, 165870, 171690, 201780, 206028, 217474, 257535, 326211, 331740, 343380, 434948, 515070, 543685, 652422, 978633, 1030140, 1087370, 1304844, 1631055, 1957266, 2174740, 3262110, 3914532, 4893165, 6524220, 9786330, 19572660]

約数ペア:

[(1, 19572660), (2, 9786330), (3, 6524220), (4, 4893165), (5, 3914532), (6, 3262110), (9, 2174740), (10, 1957266), (12, 1631055), (15, 1304844), (18, 1087370), (19, 1030140), (20, 978633), (30, 652422), (36, 543685), (38, 515070), (45, 434948), (57, 343380), (59, 331740), (60, 326211), (76, 257535), (90, 217474), (95, 206028), (97, 201780), (114, 171690), (118, 165870), (171, 114460), (177, 110580), (180, 108737), (190, 103014), (194, 100890), (228, 85845), (236, 82935), (285, 68676), (291, 67260), (295, 66348), (342, 57230), (354, 55290), (380, 51507), (388, 50445), (485, 40356), (531, 36860), (570, 34338), (582, 33630), (590, 33174), (684, 28615), (708, 27645), (855, 22892), (873, 22420), (885, 22116), (970, 20178), (1062, 18430), (1121, 17460), (1140, 17169), (1164, 16815), (1180, 16587), (1455, 13452), (1710, 11446), (1746, 11210), (1770, 11058), (1843, 10620), (1940, 10089), (2124, 9215), (2242, 8730), (2655, 7372), (2910, 6726), (3363, 5820), (3420, 5723), (3492, 5605), (3540, 5529), (3686, 5310), (4365, 4484)]