20194708500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{229}}^1\times {\mathrm{19597}}^1$

素因数の和:19851

約数の個数: 144

約数和(自身を含む): 63989037840

約数和(自身を除く): 43794329340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 229, 250, 300, 375, 450, 458, 500, 687, 750, 900, 916, 1125, 1145, 1374, 1500, 2061, 2250, 2290, 2748, 3435, 4122, 4500, 4580, 5725, 6870, 8244, 10305, 11450, 13740, 17175, 19597, 20610, 22900, 28625, 34350, 39194, 41220, 51525, 57250, 58791, 68700, 78388, 85875, 97985, 103050, 114500, 117582, 171750, 176373, 195970, 206100, 235164, 257625, 293955, 343500, 352746, 391940, 489925, 515250, 587910, 705492, 881865, 979850, 1030500, 1175820, 1469775, 1763730, 1959700, 2449625, 2939550, 3527460, 4409325, 4487713, 4899250, 5879100, 7348875, 8818650, 8975426, 9798500, 13463139, 14697750, 17637300, 17950852, 22046625, 22438565, 26926278, 29395500, 40389417, 44093250, 44877130, 53852556, 67315695, 80778834, 88186500, 89754260, 112192825, 134631390, 161557668, 201947085, 224385650, 269262780, 336578475, 403894170, 448771300, 560964125, 673156950, 807788340, 1009735425, 1121928250, 1346313900, 1682892375, 2019470850, 2243856500, 3365784750, 4038941700, 5048677125, 6731569500, 10097354250, 20194708500]

約数ペア:

[(1, 20194708500), (2, 10097354250), (3, 6731569500), (4, 5048677125), (5, 4038941700), (6, 3365784750), (9, 2243856500), (10, 2019470850), (12, 1682892375), (15, 1346313900), (18, 1121928250), (20, 1009735425), (25, 807788340), (30, 673156950), (36, 560964125), (45, 448771300), (50, 403894170), (60, 336578475), (75, 269262780), (90, 224385650), (100, 201947085), (125, 161557668), (150, 134631390), (180, 112192825), (225, 89754260), (229, 88186500), (250, 80778834), (300, 67315695), (375, 53852556), (450, 44877130), (458, 44093250), (500, 40389417), (687, 29395500), (750, 26926278), (900, 22438565), (916, 22046625), (1125, 17950852), (1145, 17637300), (1374, 14697750), (1500, 13463139), (2061, 9798500), (2250, 8975426), (2290, 8818650), (2748, 7348875), (3435, 5879100), (4122, 4899250), (4500, 4487713), (4580, 4409325), (5725, 3527460), (6870, 2939550), (8244, 2449625), (10305, 1959700), (11450, 1763730), (13740, 1469775), (17175, 1175820), (19597, 1030500), (20610, 979850), (22900, 881865), (28625, 705492), (34350, 587910), (39194, 515250), (41220, 489925), (51525, 391940), (57250, 352746), (58791, 343500), (68700, 293955), (78388, 257625), (85875, 235164), (97985, 206100), (103050, 195970), (114500, 176373), (117582, 171750)]