20125927710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{23099}}^1$

素因数の和:23583

約数の個数: 128

約数和(自身を含む): 61471872000

約数和(自身を除く): 41345944290

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 461, 630, 922, 945, 1383, 1890, 2305, 2766, 3227, 4149, 4610, 6454, 6915, 8298, 9681, 12447, 13830, 16135, 19362, 20745, 23099, 24894, 29043, 32270, 41490, 46198, 48405, 58086, 62235, 69297, 87129, 96810, 115495, 124470, 138594, 145215, 161693, 174258, 207891, 230990, 290430, 323386, 346485, 415782, 435645, 485079, 623673, 692970, 808465, 871290, 970158, 1039455, 1247346, 1455237, 1616930, 2078910, 2425395, 2910474, 3118365, 4365711, 4850790, 6236730, 7276185, 8731422, 10648639, 14552370, 21297278, 21828555, 31945917, 43657110, 53243195, 63891834, 74540473, 95837751, 106486390, 149080946, 159729585, 191675502, 223621419, 287513253, 319459170, 372702365, 447242838, 479188755, 575026506, 670864257, 745404730, 958377510, 1118107095, 1341728514, 1437566265, 2012592771, 2236214190, 2875132530, 3354321285, 4025185542, 6708642570, 10062963855, 20125927710]

約数ペア:

[(1, 20125927710), (2, 10062963855), (3, 6708642570), (5, 4025185542), (6, 3354321285), (7, 2875132530), (9, 2236214190), (10, 2012592771), (14, 1437566265), (15, 1341728514), (18, 1118107095), (21, 958377510), (27, 745404730), (30, 670864257), (35, 575026506), (42, 479188755), (45, 447242838), (54, 372702365), (63, 319459170), (70, 287513253), (90, 223621419), (105, 191675502), (126, 159729585), (135, 149080946), (189, 106486390), (210, 95837751), (270, 74540473), (315, 63891834), (378, 53243195), (461, 43657110), (630, 31945917), (922, 21828555), (945, 21297278), (1383, 14552370), (1890, 10648639), (2305, 8731422), (2766, 7276185), (3227, 6236730), (4149, 4850790), (4610, 4365711), (6454, 3118365), (6915, 2910474), (8298, 2425395), (9681, 2078910), (12447, 1616930), (13830, 1455237), (16135, 1247346), (19362, 1039455), (20745, 970158), (23099, 871290), (24894, 808465), (29043, 692970), (32270, 623673), (41490, 485079), (46198, 435645), (48405, 415782), (58086, 346485), (62235, 323386), (69297, 290430), (87129, 230990), (96810, 207891), (115495, 174258), (124470, 161693), (138594, 145215)]