19409400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 67026960

約数和(自身を除く): 47617560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 41, 45, 50, 60, 72, 75, 82, 90, 100, 120, 123, 150, 164, 180, 200, 205, 225, 246, 263, 300, 328, 360, 369, 410, 450, 492, 526, 600, 615, 738, 789, 820, 900, 984, 1025, 1052, 1230, 1315, 1476, 1578, 1640, 1800, 1845, 2050, 2104, 2367, 2460, 2630, 2952, 3075, 3156, 3690, 3945, 4100, 4734, 4920, 5260, 6150, 6312, 6575, 7380, 7890, 8200, 9225, 9468, 10520, 10783, 11835, 12300, 13150, 14760, 15780, 18450, 18936, 19725, 21566, 23670, 24600, 26300, 31560, 32349, 36900, 39450, 43132, 47340, 52600, 53915, 59175, 64698, 73800, 78900, 86264, 94680, 97047, 107830, 118350, 129396, 157800, 161745, 194094, 215660, 236700, 258792, 269575, 323490, 388188, 431320, 473400, 485235, 539150, 646980, 776376, 808725, 970470, 1078300, 1293960, 1617450, 1940940, 2156600, 2426175, 3234900, 3881880, 4852350, 6469800, 9704700, 19409400]

約数ペア:

[(1, 19409400), (2, 9704700), (3, 6469800), (4, 4852350), (5, 3881880), (6, 3234900), (8, 2426175), (9, 2156600), (10, 1940940), (12, 1617450), (15, 1293960), (18, 1078300), (20, 970470), (24, 808725), (25, 776376), (30, 646980), (36, 539150), (40, 485235), (41, 473400), (45, 431320), (50, 388188), (60, 323490), (72, 269575), (75, 258792), (82, 236700), (90, 215660), (100, 194094), (120, 161745), (123, 157800), (150, 129396), (164, 118350), (180, 107830), (200, 97047), (205, 94680), (225, 86264), (246, 78900), (263, 73800), (300, 64698), (328, 59175), (360, 53915), (369, 52600), (410, 47340), (450, 43132), (492, 39450), (526, 36900), (600, 32349), (615, 31560), (738, 26300), (789, 24600), (820, 23670), (900, 21566), (984, 19725), (1025, 18936), (1052, 18450), (1230, 15780), (1315, 14760), (1476, 13150), (1578, 12300), (1640, 11835), (1800, 10783), (1845, 10520), (2050, 9468), (2104, 9225), (2367, 8200), (2460, 7890), (2630, 7380), (2952, 6575), (3075, 6312), (3156, 6150), (3690, 5260), (3945, 4920), (4100, 4734)]