218949900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1872

約数の個数: 144

約数和(自身を含む): 704621568

約数和(自身を除く): 485671668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 260, 300, 310, 325, 372, 390, 403, 465, 620, 650, 775, 780, 806, 930, 975, 1209, 1300, 1550, 1612, 1811, 1860, 1950, 2015, 2325, 2418, 3100, 3622, 3900, 4030, 4650, 4836, 5433, 6045, 7244, 8060, 9055, 9300, 10075, 10866, 12090, 18110, 20150, 21732, 23543, 24180, 27165, 30225, 36220, 40300, 45275, 47086, 54330, 56141, 60450, 70629, 90550, 94172, 108660, 112282, 117715, 120900, 135825, 141258, 168423, 181100, 224564, 235430, 271650, 280705, 282516, 336846, 353145, 470860, 543300, 561410, 588575, 673692, 706290, 729833, 842115, 1122820, 1177150, 1403525, 1412580, 1459666, 1684230, 1765725, 2189499, 2354300, 2807050, 2919332, 3368460, 3531450, 3649165, 4210575, 4378998, 5614100, 7062900, 7298330, 8421150, 8757996, 10947495, 14596660, 16842300, 18245825, 21894990, 36491650, 43789980, 54737475, 72983300, 109474950, 218949900]

約数ペア:

[(1, 218949900), (2, 109474950), (3, 72983300), (4, 54737475), (5, 43789980), (6, 36491650), (10, 21894990), (12, 18245825), (13, 16842300), (15, 14596660), (20, 10947495), (25, 8757996), (26, 8421150), (30, 7298330), (31, 7062900), (39, 5614100), (50, 4378998), (52, 4210575), (60, 3649165), (62, 3531450), (65, 3368460), (75, 2919332), (78, 2807050), (93, 2354300), (100, 2189499), (124, 1765725), (130, 1684230), (150, 1459666), (155, 1412580), (156, 1403525), (186, 1177150), (195, 1122820), (260, 842115), (300, 729833), (310, 706290), (325, 673692), (372, 588575), (390, 561410), (403, 543300), (465, 470860), (620, 353145), (650, 336846), (775, 282516), (780, 280705), (806, 271650), (930, 235430), (975, 224564), (1209, 181100), (1300, 168423), (1550, 141258), (1612, 135825), (1811, 120900), (1860, 117715), (1950, 112282), (2015, 108660), (2325, 94172), (2418, 90550), (3100, 70629), (3622, 60450), (3900, 56141), (4030, 54330), (4650, 47086), (4836, 45275), (5433, 40300), (6045, 36220), (7244, 30225), (8060, 27165), (9055, 24180), (9300, 23543), (10075, 21732), (10866, 20150), (12090, 18110)]