8745660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 33126912

約数和(自身を除く): 24381252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 631, 660, 693, 770, 924, 990, 1155, 1260, 1262, 1386, 1540, 1893, 1980, 2310, 2524, 2772, 3155, 3465, 3786, 4417, 4620, 5679, 6310, 6930, 6941, 7572, 8834, 9465, 11358, 12620, 13251, 13860, 13882, 17668, 18930, 20823, 22085, 22716, 26502, 27764, 28395, 34705, 37860, 39753, 41646, 44170, 48587, 53004, 56790, 62469, 66255, 69410, 79506, 83292, 88340, 97174, 104115, 113580, 124938, 132510, 138820, 145761, 159012, 194348, 198765, 208230, 242935, 249876, 265020, 291522, 312345, 397530, 416460, 437283, 485870, 583044, 624690, 728805, 795060, 874566, 971740, 1249380, 1457610, 1749132, 2186415, 2915220, 4372830, 8745660]

約数ペア:

[(1, 8745660), (2, 4372830), (3, 2915220), (4, 2186415), (5, 1749132), (6, 1457610), (7, 1249380), (9, 971740), (10, 874566), (11, 795060), (12, 728805), (14, 624690), (15, 583044), (18, 485870), (20, 437283), (21, 416460), (22, 397530), (28, 312345), (30, 291522), (33, 265020), (35, 249876), (36, 242935), (42, 208230), (44, 198765), (45, 194348), (55, 159012), (60, 145761), (63, 138820), (66, 132510), (70, 124938), (77, 113580), (84, 104115), (90, 97174), (99, 88340), (105, 83292), (110, 79506), (126, 69410), (132, 66255), (140, 62469), (154, 56790), (165, 53004), (180, 48587), (198, 44170), (210, 41646), (220, 39753), (231, 37860), (252, 34705), (308, 28395), (315, 27764), (330, 26502), (385, 22716), (396, 22085), (420, 20823), (462, 18930), (495, 17668), (630, 13882), (631, 13860), (660, 13251), (693, 12620), (770, 11358), (924, 9465), (990, 8834), (1155, 7572), (1260, 6941), (1262, 6930), (1386, 6310), (1540, 5679), (1893, 4620), (1980, 4417), (2310, 3786), (2524, 3465), (2772, 3155)]