406900140780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19739}}^1\times {\mathrm{49081}}^1$

素因数の和:68839

約数の個数: 96

約数和(自身を含む): 1302172945920

約数和(自身を除く): 895272805140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19739, 39478, 49081, 59217, 78956, 98162, 98695, 118434, 138173, 147243, 196324, 197390, 236868, 245405, 276346, 294486, 296085, 343567, 394780, 414519, 490810, 552692, 588972, 592170, 687134, 690865, 736215, 829038, 981620, 1030701, 1184340, 1374268, 1381730, 1472430, 1658076, 1717835, 2061402, 2072595, 2763460, 2944860, 3435670, 4122804, 4145190, 5153505, 6871340, 8290380, 10307010, 20614020, 968809859, 1937619718, 2906429577, 3875239436, 4844049295, 5812859154, 6781669013, 9688098590, 11625718308, 13563338026, 14532147885, 19376197180, 20345007039, 27126676052, 29064295770, 33908345065, 40690014078, 58128591540, 67816690130, 81380028156, 101725035195, 135633380260, 203450070390, 406900140780]

約数ペア:

[(1, 406900140780), (2, 203450070390), (3, 135633380260), (4, 101725035195), (5, 81380028156), (6, 67816690130), (7, 58128591540), (10, 40690014078), (12, 33908345065), (14, 29064295770), (15, 27126676052), (20, 20345007039), (21, 19376197180), (28, 14532147885), (30, 13563338026), (35, 11625718308), (42, 9688098590), (60, 6781669013), (70, 5812859154), (84, 4844049295), (105, 3875239436), (140, 2906429577), (210, 1937619718), (420, 968809859), (19739, 20614020), (39478, 10307010), (49081, 8290380), (59217, 6871340), (78956, 5153505), (98162, 4145190), (98695, 4122804), (118434, 3435670), (138173, 2944860), (147243, 2763460), (196324, 2072595), (197390, 2061402), (236868, 1717835), (245405, 1658076), (276346, 1472430), (294486, 1381730), (296085, 1374268), (343567, 1184340), (394780, 1030701), (414519, 981620), (490810, 829038), (552692, 736215), (588972, 690865), (592170, 687134)]