646494480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1307}}^1$

素因数の和:1558

約数の個数: 160

約数和(自身を含む): 2238249600

約数和(自身を除く): 1591755120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 229, 240, 270, 360, 432, 458, 540, 687, 720, 916, 1080, 1145, 1307, 1374, 1832, 2061, 2160, 2290, 2614, 2748, 3435, 3664, 3921, 4122, 4580, 5228, 5496, 6183, 6535, 6870, 7842, 8244, 9160, 10305, 10456, 10992, 11763, 12366, 13070, 13740, 15684, 16488, 18320, 19605, 20610, 20912, 23526, 24732, 26140, 27480, 30915, 31368, 32976, 35289, 39210, 41220, 47052, 49464, 52280, 54960, 58815, 61830, 62736, 70578, 78420, 82440, 94104, 98928, 104560, 117630, 123660, 141156, 156840, 164880, 176445, 188208, 235260, 247320, 282312, 299303, 313680, 352890, 470520, 494640, 564624, 598606, 705780, 897909, 941040, 1197212, 1411560, 1496515, 1795818, 2394424, 2693727, 2823120, 2993030, 3591636, 4489545, 4788848, 5387454, 5986060, 7183272, 8081181, 8979090, 10774908, 11972120, 13468635, 14366544, 16162362, 17958180, 21549816, 23944240, 26937270, 32324724, 35916360, 40405905, 43099632, 53874540, 64649448, 71832720, 80811810, 107749080, 129298896, 161623620, 215498160, 323247240, 646494480]

約数ペア:

[(1, 646494480), (2, 323247240), (3, 215498160), (4, 161623620), (5, 129298896), (6, 107749080), (8, 80811810), (9, 71832720), (10, 64649448), (12, 53874540), (15, 43099632), (16, 40405905), (18, 35916360), (20, 32324724), (24, 26937270), (27, 23944240), (30, 21549816), (36, 17958180), (40, 16162362), (45, 14366544), (48, 13468635), (54, 11972120), (60, 10774908), (72, 8979090), (80, 8081181), (90, 7183272), (108, 5986060), (120, 5387454), (135, 4788848), (144, 4489545), (180, 3591636), (216, 2993030), (229, 2823120), (240, 2693727), (270, 2394424), (360, 1795818), (432, 1496515), (458, 1411560), (540, 1197212), (687, 941040), (720, 897909), (916, 705780), (1080, 598606), (1145, 564624), (1307, 494640), (1374, 470520), (1832, 352890), (2061, 313680), (2160, 299303), (2290, 282312), (2614, 247320), (2748, 235260), (3435, 188208), (3664, 176445), (3921, 164880), (4122, 156840), (4580, 141156), (5228, 123660), (5496, 117630), (6183, 104560), (6535, 98928), (6870, 94104), (7842, 82440), (8244, 78420), (9160, 70578), (10305, 62736), (10456, 61830), (10992, 58815), (11763, 54960), (12366, 52280), (13070, 49464), (13740, 47052), (15684, 41220), (16488, 39210), (18320, 35289), (19605, 32976), (20610, 31368), (20912, 30915), (23526, 27480), (24732, 26140)]