89881400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 261888000

約数和(自身を除く): 172006600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 31, 35, 38, 40, 50, 56, 62, 70, 76, 95, 100, 109, 124, 133, 140, 152, 155, 175, 190, 200, 217, 218, 248, 266, 280, 310, 350, 380, 434, 436, 475, 532, 545, 589, 620, 665, 700, 760, 763, 775, 868, 872, 950, 1064, 1085, 1090, 1178, 1240, 1330, 1400, 1526, 1550, 1736, 1900, 2071, 2170, 2180, 2356, 2660, 2725, 2945, 3052, 3100, 3325, 3379, 3800, 3815, 4123, 4142, 4340, 4360, 4712, 5320, 5425, 5450, 5890, 6104, 6200, 6650, 6758, 7630, 8246, 8284, 8680, 10355, 10850, 10900, 11780, 13300, 13516, 14497, 14725, 15260, 16492, 16568, 16895, 19075, 20615, 20710, 21700, 21800, 23560, 23653, 26600, 27032, 28994, 29450, 30520, 32984, 33790, 38150, 41230, 41420, 43400, 47306, 51775, 57988, 58900, 64201, 67580, 72485, 76300, 82460, 82840, 84475, 94612, 103075, 103550, 115976, 117800, 118265, 128402, 135160, 144970, 152600, 164920, 168950, 189224, 206150, 207100, 236530, 256804, 289940, 321005, 337900, 362425, 412300, 414200, 449407, 473060, 513608, 579880, 591325, 642010, 675800, 724850, 824600, 898814, 946120, 1182650, 1284020, 1449700, 1605025, 1797628, 2247035, 2365300, 2568040, 2899400, 3210050, 3595256, 4494070, 4730600, 6420100, 8988140, 11235175, 12840200, 17976280, 22470350, 44940700, 89881400]

約数ペア:

[(1, 89881400), (2, 44940700), (4, 22470350), (5, 17976280), (7, 12840200), (8, 11235175), (10, 8988140), (14, 6420100), (19, 4730600), (20, 4494070), (25, 3595256), (28, 3210050), (31, 2899400), (35, 2568040), (38, 2365300), (40, 2247035), (50, 1797628), (56, 1605025), (62, 1449700), (70, 1284020), (76, 1182650), (95, 946120), (100, 898814), (109, 824600), (124, 724850), (133, 675800), (140, 642010), (152, 591325), (155, 579880), (175, 513608), (190, 473060), (200, 449407), (217, 414200), (218, 412300), (248, 362425), (266, 337900), (280, 321005), (310, 289940), (350, 256804), (380, 236530), (434, 207100), (436, 206150), (475, 189224), (532, 168950), (545, 164920), (589, 152600), (620, 144970), (665, 135160), (700, 128402), (760, 118265), (763, 117800), (775, 115976), (868, 103550), (872, 103075), (950, 94612), (1064, 84475), (1085, 82840), (1090, 82460), (1178, 76300), (1240, 72485), (1330, 67580), (1400, 64201), (1526, 58900), (1550, 57988), (1736, 51775), (1900, 47306), (2071, 43400), (2170, 41420), (2180, 41230), (2356, 38150), (2660, 33790), (2725, 32984), (2945, 30520), (3052, 29450), (3100, 28994), (3325, 27032), (3379, 26600), (3800, 23653), (3815, 23560), (4123, 21800), (4142, 21700), (4340, 20710), (4360, 20615), (4712, 19075), (5320, 16895), (5425, 16568), (5450, 16492), (5890, 15260), (6104, 14725), (6200, 14497), (6650, 13516), (6758, 13300), (7630, 11780), (8246, 10900), (8284, 10850), (8680, 10355)]