2019911700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 5945730560

約数和(自身を除く): 3925818860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 109, 150, 218, 223, 277, 300, 327, 436, 446, 545, 554, 654, 669, 831, 892, 1090, 1108, 1115, 1308, 1338, 1385, 1635, 1662, 2180, 2230, 2676, 2725, 2770, 3270, 3324, 3345, 4155, 4460, 5450, 5540, 5575, 6540, 6690, 6925, 8175, 8310, 10900, 11150, 13380, 13850, 16350, 16620, 16725, 20775, 22300, 24307, 27700, 30193, 32700, 33450, 41550, 48614, 60386, 61771, 66900, 72921, 83100, 90579, 97228, 120772, 121535, 123542, 145842, 150965, 181158, 185313, 243070, 247084, 291684, 301930, 308855, 362316, 364605, 370626, 452895, 486140, 603860, 607675, 617710, 729210, 741252, 754825, 905790, 926565, 1215350, 1235420, 1458420, 1509650, 1544275, 1811580, 1823025, 1853130, 2264475, 2430700, 3019300, 3088550, 3646050, 3706260, 4528950, 4632825, 6177100, 6733039, 7292100, 9057900, 9265650, 13466078, 18531300, 20199117, 26932156, 33665195, 40398234, 67330390, 80796468, 100995585, 134660780, 168325975, 201991170, 336651950, 403982340, 504977925, 673303900, 1009955850, 2019911700]

約数ペア:

[(1, 2019911700), (2, 1009955850), (3, 673303900), (4, 504977925), (5, 403982340), (6, 336651950), (10, 201991170), (12, 168325975), (15, 134660780), (20, 100995585), (25, 80796468), (30, 67330390), (50, 40398234), (60, 33665195), (75, 26932156), (100, 20199117), (109, 18531300), (150, 13466078), (218, 9265650), (223, 9057900), (277, 7292100), (300, 6733039), (327, 6177100), (436, 4632825), (446, 4528950), (545, 3706260), (554, 3646050), (654, 3088550), (669, 3019300), (831, 2430700), (892, 2264475), (1090, 1853130), (1108, 1823025), (1115, 1811580), (1308, 1544275), (1338, 1509650), (1385, 1458420), (1635, 1235420), (1662, 1215350), (2180, 926565), (2230, 905790), (2676, 754825), (2725, 741252), (2770, 729210), (3270, 617710), (3324, 607675), (3345, 603860), (4155, 486140), (4460, 452895), (5450, 370626), (5540, 364605), (5575, 362316), (6540, 308855), (6690, 301930), (6925, 291684), (8175, 247084), (8310, 243070), (10900, 185313), (11150, 181158), (13380, 150965), (13850, 145842), (16350, 123542), (16620, 121535), (16725, 120772), (20775, 97228), (22300, 90579), (24307, 83100), (27700, 72921), (30193, 66900), (32700, 61771), (33450, 60386), (41550, 48614)]