18710250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 53464320

約数和(自身を除く): 34754070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 25, 26, 30, 38, 39, 50, 57, 65, 75, 78, 95, 101, 114, 125, 130, 150, 190, 195, 202, 247, 250, 285, 303, 325, 375, 390, 475, 494, 505, 570, 606, 650, 741, 750, 950, 975, 1010, 1235, 1313, 1425, 1482, 1515, 1625, 1919, 1950, 2375, 2470, 2525, 2626, 2850, 3030, 3250, 3705, 3838, 3939, 4750, 4875, 5050, 5757, 6175, 6565, 7125, 7410, 7575, 7878, 9595, 9750, 11514, 12350, 12625, 13130, 14250, 15150, 18525, 19190, 19695, 24947, 25250, 28785, 30875, 32825, 37050, 37875, 39390, 47975, 49894, 57570, 61750, 65650, 74841, 75750, 92625, 95950, 98475, 124735, 143925, 149682, 164125, 185250, 196950, 239875, 249470, 287850, 328250, 374205, 479750, 492375, 623675, 719625, 748410, 984750, 1247350, 1439250, 1871025, 3118375, 3742050, 6236750, 9355125, 18710250]

約数ペア:

[(1, 18710250), (2, 9355125), (3, 6236750), (5, 3742050), (6, 3118375), (10, 1871025), (13, 1439250), (15, 1247350), (19, 984750), (25, 748410), (26, 719625), (30, 623675), (38, 492375), (39, 479750), (50, 374205), (57, 328250), (65, 287850), (75, 249470), (78, 239875), (95, 196950), (101, 185250), (114, 164125), (125, 149682), (130, 143925), (150, 124735), (190, 98475), (195, 95950), (202, 92625), (247, 75750), (250, 74841), (285, 65650), (303, 61750), (325, 57570), (375, 49894), (390, 47975), (475, 39390), (494, 37875), (505, 37050), (570, 32825), (606, 30875), (650, 28785), (741, 25250), (750, 24947), (950, 19695), (975, 19190), (1010, 18525), (1235, 15150), (1313, 14250), (1425, 13130), (1482, 12625), (1515, 12350), (1625, 11514), (1919, 9750), (1950, 9595), (2375, 7878), (2470, 7575), (2525, 7410), (2626, 7125), (2850, 6565), (3030, 6175), (3250, 5757), (3705, 5050), (3838, 4875), (3939, 4750)]