639474480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6299}}^1$

素因数の和:6368

約数の個数: 160

約数和(自身を含む): 2249856000

約数和(自身を除く): 1610381520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2160, 2256, 2538, 2820, 3384, 3760, 4230, 5076, 5640, 6299, 6345, 6768, 8460, 10152, 11280, 12598, 12690, 16920, 18897, 20304, 25196, 25380, 31495, 33840, 37794, 50392, 50760, 56691, 62990, 75588, 94485, 100784, 101520, 113382, 125980, 151176, 170073, 188970, 226764, 251960, 283455, 296053, 302352, 340146, 377940, 453528, 503920, 566910, 592106, 680292, 755880, 850365, 888159, 907056, 1133820, 1184212, 1360584, 1480265, 1511760, 1700730, 1776318, 2267640, 2368424, 2664477, 2721168, 2960530, 3401460, 3552636, 4440795, 4535280, 4736848, 5328954, 5921060, 6802920, 7105272, 7993431, 8881590, 10657908, 11842120, 13322385, 13605840, 14210544, 15986862, 17763180, 21315816, 23684240, 26644770, 31973724, 35526360, 39967155, 42631632, 53289540, 63947448, 71052720, 79934310, 106579080, 127894896, 159868620, 213158160, 319737240, 639474480]

約数ペア:

[(1, 639474480), (2, 319737240), (3, 213158160), (4, 159868620), (5, 127894896), (6, 106579080), (8, 79934310), (9, 71052720), (10, 63947448), (12, 53289540), (15, 42631632), (16, 39967155), (18, 35526360), (20, 31973724), (24, 26644770), (27, 23684240), (30, 21315816), (36, 17763180), (40, 15986862), (45, 14210544), (47, 13605840), (48, 13322385), (54, 11842120), (60, 10657908), (72, 8881590), (80, 7993431), (90, 7105272), (94, 6802920), (108, 5921060), (120, 5328954), (135, 4736848), (141, 4535280), (144, 4440795), (180, 3552636), (188, 3401460), (216, 2960530), (235, 2721168), (240, 2664477), (270, 2368424), (282, 2267640), (360, 1776318), (376, 1700730), (423, 1511760), (432, 1480265), (470, 1360584), (540, 1184212), (564, 1133820), (705, 907056), (720, 888159), (752, 850365), (846, 755880), (940, 680292), (1080, 592106), (1128, 566910), (1269, 503920), (1410, 453528), (1692, 377940), (1880, 340146), (2115, 302352), (2160, 296053), (2256, 283455), (2538, 251960), (2820, 226764), (3384, 188970), (3760, 170073), (4230, 151176), (5076, 125980), (5640, 113382), (6299, 101520), (6345, 100784), (6768, 94485), (8460, 75588), (10152, 62990), (11280, 56691), (12598, 50760), (12690, 50392), (16920, 37794), (18897, 33840), (20304, 31495), (25196, 25380)]