157951920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:803

約数の個数: 160

約数和(自身を含む): 564249600

約数和(自身を除く): 406297680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 149, 168, 210, 240, 280, 298, 336, 420, 447, 560, 596, 631, 745, 840, 894, 1043, 1192, 1262, 1490, 1680, 1788, 1893, 2086, 2235, 2384, 2524, 2980, 3129, 3155, 3576, 3786, 4172, 4417, 4470, 5048, 5215, 5960, 6258, 6310, 7152, 7572, 8344, 8834, 8940, 9465, 10096, 10430, 11920, 12516, 12620, 13251, 15144, 15645, 16688, 17668, 17880, 18930, 20860, 22085, 25032, 25240, 26502, 30288, 31290, 35336, 35760, 37860, 41720, 44170, 50064, 50480, 53004, 62580, 66255, 70672, 75720, 83440, 88340, 94019, 106008, 125160, 132510, 151440, 176680, 188038, 212016, 250320, 265020, 282057, 353360, 376076, 470095, 530040, 564114, 658133, 752152, 940190, 1060080, 1128228, 1316266, 1410285, 1504304, 1880380, 1974399, 2256456, 2632532, 2820570, 3290665, 3760760, 3948798, 4512912, 5265064, 5641140, 6581330, 7521520, 7897596, 9871995, 10530128, 11282280, 13162660, 15795192, 19743990, 22564560, 26325320, 31590384, 39487980, 52650640, 78975960, 157951920]

約数ペア:

[(1, 157951920), (2, 78975960), (3, 52650640), (4, 39487980), (5, 31590384), (6, 26325320), (7, 22564560), (8, 19743990), (10, 15795192), (12, 13162660), (14, 11282280), (15, 10530128), (16, 9871995), (20, 7897596), (21, 7521520), (24, 6581330), (28, 5641140), (30, 5265064), (35, 4512912), (40, 3948798), (42, 3760760), (48, 3290665), (56, 2820570), (60, 2632532), (70, 2256456), (80, 1974399), (84, 1880380), (105, 1504304), (112, 1410285), (120, 1316266), (140, 1128228), (149, 1060080), (168, 940190), (210, 752152), (240, 658133), (280, 564114), (298, 530040), (336, 470095), (420, 376076), (447, 353360), (560, 282057), (596, 265020), (631, 250320), (745, 212016), (840, 188038), (894, 176680), (1043, 151440), (1192, 132510), (1262, 125160), (1490, 106008), (1680, 94019), (1788, 88340), (1893, 83440), (2086, 75720), (2235, 70672), (2384, 66255), (2524, 62580), (2980, 53004), (3129, 50480), (3155, 50064), (3576, 44170), (3786, 41720), (4172, 37860), (4417, 35760), (4470, 35336), (5048, 31290), (5215, 30288), (5960, 26502), (6258, 25240), (6310, 25032), (7152, 22085), (7572, 20860), (8344, 18930), (8834, 17880), (8940, 17668), (9465, 16688), (10096, 15645), (10430, 15144), (11920, 13251), (12516, 12620)]