1239862860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8431}}^1$

素因数の和:8508

約数の個数: 144

約数和(自身を含む): 4051407360

約数和(自身を除く): 2811544500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 380, 387, 430, 516, 570, 645, 684, 774, 817, 855, 860, 1140, 1290, 1548, 1634, 1710, 1935, 2451, 2580, 3268, 3420, 3870, 4085, 4902, 7353, 7740, 8170, 8431, 9804, 12255, 14706, 16340, 16862, 24510, 25293, 29412, 33724, 36765, 42155, 49020, 50586, 73530, 75879, 84310, 101172, 126465, 147060, 151758, 160189, 168620, 252930, 303516, 320378, 362533, 379395, 480567, 505860, 640756, 725066, 758790, 800945, 961134, 1087599, 1441701, 1450132, 1517580, 1601890, 1812665, 1922268, 2175198, 2402835, 2883402, 3203780, 3262797, 3625330, 4350396, 4805670, 5437995, 5766804, 6525594, 6888127, 7208505, 7250660, 9611340, 10875990, 13051188, 13776254, 14417010, 16313985, 20664381, 21751980, 27552508, 28834020, 32627970, 34440635, 41328762, 61993143, 65255940, 68881270, 82657524, 103321905, 123986286, 137762540, 206643810, 247972572, 309965715, 413287620, 619931430, 1239862860]

約数ペア:

[(1, 1239862860), (2, 619931430), (3, 413287620), (4, 309965715), (5, 247972572), (6, 206643810), (9, 137762540), (10, 123986286), (12, 103321905), (15, 82657524), (18, 68881270), (19, 65255940), (20, 61993143), (30, 41328762), (36, 34440635), (38, 32627970), (43, 28834020), (45, 27552508), (57, 21751980), (60, 20664381), (76, 16313985), (86, 14417010), (90, 13776254), (95, 13051188), (114, 10875990), (129, 9611340), (171, 7250660), (172, 7208505), (180, 6888127), (190, 6525594), (215, 5766804), (228, 5437995), (258, 4805670), (285, 4350396), (342, 3625330), (380, 3262797), (387, 3203780), (430, 2883402), (516, 2402835), (570, 2175198), (645, 1922268), (684, 1812665), (774, 1601890), (817, 1517580), (855, 1450132), (860, 1441701), (1140, 1087599), (1290, 961134), (1548, 800945), (1634, 758790), (1710, 725066), (1935, 640756), (2451, 505860), (2580, 480567), (3268, 379395), (3420, 362533), (3870, 320378), (4085, 303516), (4902, 252930), (7353, 168620), (7740, 160189), (8170, 151758), (8431, 147060), (9804, 126465), (12255, 101172), (14706, 84310), (16340, 75879), (16862, 73530), (24510, 50586), (25293, 49020), (29412, 42155), (33724, 36765)]