81498600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2383}}^1$

素因数の和:2424

約数の個数: 144

約数和(自身を含む): 288225600

約数和(自身を除く): 206727000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 855, 900, 950, 1140, 1368, 1425, 1710, 1800, 1900, 2280, 2383, 2850, 3420, 3800, 4275, 4766, 5700, 6840, 7149, 8550, 9532, 11400, 11915, 14298, 17100, 19064, 21447, 23830, 28596, 34200, 35745, 42894, 45277, 47660, 57192, 59575, 71490, 85788, 90554, 95320, 107235, 119150, 135831, 142980, 171576, 178725, 181108, 214470, 226385, 238300, 271662, 285960, 357450, 362216, 407493, 428940, 452770, 476600, 536175, 543324, 679155, 714900, 814986, 857880, 905540, 1072350, 1086648, 1131925, 1358310, 1429800, 1629972, 1811080, 2037465, 2144700, 2263850, 2716620, 3259944, 3395775, 4074930, 4289400, 4527700, 5433240, 6791550, 8149860, 9055400, 10187325, 13583100, 16299720, 20374650, 27166200, 40749300, 81498600]

約数ペア:

[(1, 81498600), (2, 40749300), (3, 27166200), (4, 20374650), (5, 16299720), (6, 13583100), (8, 10187325), (9, 9055400), (10, 8149860), (12, 6791550), (15, 5433240), (18, 4527700), (19, 4289400), (20, 4074930), (24, 3395775), (25, 3259944), (30, 2716620), (36, 2263850), (38, 2144700), (40, 2037465), (45, 1811080), (50, 1629972), (57, 1429800), (60, 1358310), (72, 1131925), (75, 1086648), (76, 1072350), (90, 905540), (95, 857880), (100, 814986), (114, 714900), (120, 679155), (150, 543324), (152, 536175), (171, 476600), (180, 452770), (190, 428940), (200, 407493), (225, 362216), (228, 357450), (285, 285960), (300, 271662), (342, 238300), (360, 226385), (380, 214470), (450, 181108), (456, 178725), (475, 171576), (570, 142980), (600, 135831), (684, 119150), (760, 107235), (855, 95320), (900, 90554), (950, 85788), (1140, 71490), (1368, 59575), (1425, 57192), (1710, 47660), (1800, 45277), (1900, 42894), (2280, 35745), (2383, 34200), (2850, 28596), (3420, 23830), (3800, 21447), (4275, 19064), (4766, 17100), (5700, 14298), (6840, 11915), (7149, 11400), (8550, 9532)]