990350880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55763}}^1$

素因数の和:55818

約数の個数: 96

約数和(自身を含む): 3203976384

約数和(自身を除く): 2213625504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1184, 1480, 1776, 2220, 2960, 3552, 4440, 5920, 8880, 17760, 55763, 111526, 167289, 223052, 278815, 334578, 446104, 557630, 669156, 836445, 892208, 1115260, 1338312, 1672890, 1784416, 2063231, 2230520, 2676624, 3345780, 4126462, 4461040, 5353248, 6189693, 6691560, 8252924, 8922080, 10316155, 12379386, 13383120, 16505848, 20632310, 24758772, 26766240, 30948465, 33011696, 41264620, 49517544, 61896930, 66023392, 82529240, 99035088, 123793860, 165058480, 198070176, 247587720, 330116960, 495175440, 990350880]

約数ペア:

[(1, 990350880), (2, 495175440), (3, 330116960), (4, 247587720), (5, 198070176), (6, 165058480), (8, 123793860), (10, 99035088), (12, 82529240), (15, 66023392), (16, 61896930), (20, 49517544), (24, 41264620), (30, 33011696), (32, 30948465), (37, 26766240), (40, 24758772), (48, 20632310), (60, 16505848), (74, 13383120), (80, 12379386), (96, 10316155), (111, 8922080), (120, 8252924), (148, 6691560), (160, 6189693), (185, 5353248), (222, 4461040), (240, 4126462), (296, 3345780), (370, 2676624), (444, 2230520), (480, 2063231), (555, 1784416), (592, 1672890), (740, 1338312), (888, 1115260), (1110, 892208), (1184, 836445), (1480, 669156), (1776, 557630), (2220, 446104), (2960, 334578), (3552, 278815), (4440, 223052), (5920, 167289), (8880, 111526), (17760, 55763)]