644076720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2719}}^1$

素因数の和:2792

約数の個数: 240

約数和(自身を含む): 2525552640

約数和(自身を除く): 1881475920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 112, 120, 126, 140, 141, 144, 168, 180, 188, 210, 235, 240, 252, 280, 282, 315, 329, 336, 360, 376, 420, 423, 470, 504, 560, 564, 630, 658, 705, 720, 752, 840, 846, 940, 987, 1008, 1128, 1260, 1316, 1410, 1645, 1680, 1692, 1880, 1974, 2115, 2256, 2520, 2632, 2719, 2820, 2961, 3290, 3384, 3760, 3948, 4230, 4935, 5040, 5264, 5438, 5640, 5922, 6580, 6768, 7896, 8157, 8460, 9870, 10876, 11280, 11844, 13160, 13595, 14805, 15792, 16314, 16920, 19033, 19740, 21752, 23688, 24471, 26320, 27190, 29610, 32628, 33840, 38066, 39480, 40785, 43504, 47376, 48942, 54380, 57099, 59220, 65256, 76132, 78960, 81570, 95165, 97884, 108760, 114198, 118440, 122355, 127793, 130512, 152264, 163140, 171297, 190330, 195768, 217520, 228396, 236880, 244710, 255586, 285495, 304528, 326280, 342594, 380660, 383379, 391536, 456792, 489420, 511172, 570990, 638965, 652560, 685188, 761320, 766758, 856485, 894551, 913584, 978840, 1022344, 1141980, 1150137, 1277930, 1370376, 1522640, 1533516, 1712970, 1789102, 1916895, 1957680, 2044688, 2283960, 2300274, 2555860, 2683653, 2740752, 3067032, 3425940, 3578204, 3833790, 4472755, 4567920, 4600548, 5111720, 5367306, 5750685, 6134064, 6851880, 7156408, 7667580, 8050959, 8945510, 9201096, 10223440, 10734612, 11501370, 13418265, 13703760, 14312816, 15335160, 16101918, 17891020, 18402192, 21469224, 23002740, 26836530, 30670320, 32203836, 35782040, 40254795, 42938448, 46005480, 53673060, 64407672, 71564080, 80509590, 92010960, 107346120, 128815344, 161019180, 214692240, 322038360, 644076720]

約数ペア:

[(1, 644076720), (2, 322038360), (3, 214692240), (4, 161019180), (5, 128815344), (6, 107346120), (7, 92010960), (8, 80509590), (9, 71564080), (10, 64407672), (12, 53673060), (14, 46005480), (15, 42938448), (16, 40254795), (18, 35782040), (20, 32203836), (21, 30670320), (24, 26836530), (28, 23002740), (30, 21469224), (35, 18402192), (36, 17891020), (40, 16101918), (42, 15335160), (45, 14312816), (47, 13703760), (48, 13418265), (56, 11501370), (60, 10734612), (63, 10223440), (70, 9201096), (72, 8945510), (80, 8050959), (84, 7667580), (90, 7156408), (94, 6851880), (105, 6134064), (112, 5750685), (120, 5367306), (126, 5111720), (140, 4600548), (141, 4567920), (144, 4472755), (168, 3833790), (180, 3578204), (188, 3425940), (210, 3067032), (235, 2740752), (240, 2683653), (252, 2555860), (280, 2300274), (282, 2283960), (315, 2044688), (329, 1957680), (336, 1916895), (360, 1789102), (376, 1712970), (420, 1533516), (423, 1522640), (470, 1370376), (504, 1277930), (560, 1150137), (564, 1141980), (630, 1022344), (658, 978840), (705, 913584), (720, 894551), (752, 856485), (840, 766758), (846, 761320), (940, 685188), (987, 652560), (1008, 638965), (1128, 570990), (1260, 511172), (1316, 489420), (1410, 456792), (1645, 391536), (1680, 383379), (1692, 380660), (1880, 342594), (1974, 326280), (2115, 304528), (2256, 285495), (2520, 255586), (2632, 244710), (2719, 236880), (2820, 228396), (2961, 217520), (3290, 195768), (3384, 190330), (3760, 171297), (3948, 163140), (4230, 152264), (4935, 130512), (5040, 127793), (5264, 122355), (5438, 118440), (5640, 114198), (5922, 108760), (6580, 97884), (6768, 95165), (7896, 81570), (8157, 78960), (8460, 76132), (9870, 65256), (10876, 59220), (11280, 57099), (11844, 54380), (13160, 48942), (13595, 47376), (14805, 43504), (15792, 40785), (16314, 39480), (16920, 38066), (19033, 33840), (19740, 32628), (21752, 29610), (23688, 27190), (24471, 26320)]