78618396840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{219629}}^1$

素因数の和:219819

約数の個数: 128

約数和(自身を含む): 249851088000

約数和(自身を除く): 171232691160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 157, 190, 228, 285, 314, 380, 456, 471, 570, 628, 760, 785, 942, 1140, 1256, 1570, 1884, 2280, 2355, 2983, 3140, 3768, 4710, 5966, 6280, 8949, 9420, 11932, 14915, 17898, 18840, 23864, 29830, 35796, 44745, 59660, 71592, 89490, 119320, 178980, 219629, 357960, 439258, 658887, 878516, 1098145, 1317774, 1757032, 2196290, 2635548, 3294435, 4172951, 4392580, 5271096, 6588870, 8345902, 8785160, 12518853, 13177740, 16691804, 20864755, 25037706, 26355480, 33383608, 34481753, 41729510, 50075412, 62594265, 68963506, 83459020, 100150824, 103445259, 125188530, 137927012, 166918040, 172408765, 206890518, 250377060, 275854024, 344817530, 413781036, 500754120, 517226295, 655153307, 689635060, 827562072, 1034452590, 1310306614, 1379270120, 1965459921, 2068905180, 2620613228, 3275766535, 3930919842, 4137810360, 5241226456, 6551533070, 7861839684, 9827299605, 13103066140, 15723679368, 19654599210, 26206132280, 39309198420, 78618396840]

約数ペア:

[(1, 78618396840), (2, 39309198420), (3, 26206132280), (4, 19654599210), (5, 15723679368), (6, 13103066140), (8, 9827299605), (10, 7861839684), (12, 6551533070), (15, 5241226456), (19, 4137810360), (20, 3930919842), (24, 3275766535), (30, 2620613228), (38, 2068905180), (40, 1965459921), (57, 1379270120), (60, 1310306614), (76, 1034452590), (95, 827562072), (114, 689635060), (120, 655153307), (152, 517226295), (157, 500754120), (190, 413781036), (228, 344817530), (285, 275854024), (314, 250377060), (380, 206890518), (456, 172408765), (471, 166918040), (570, 137927012), (628, 125188530), (760, 103445259), (785, 100150824), (942, 83459020), (1140, 68963506), (1256, 62594265), (1570, 50075412), (1884, 41729510), (2280, 34481753), (2355, 33383608), (2983, 26355480), (3140, 25037706), (3768, 20864755), (4710, 16691804), (5966, 13177740), (6280, 12518853), (8949, 8785160), (9420, 8345902), (11932, 6588870), (14915, 5271096), (17898, 4392580), (18840, 4172951), (23864, 3294435), (29830, 2635548), (35796, 2196290), (44745, 1757032), (59660, 1317774), (71592, 1098145), (89490, 878516), (119320, 658887), (178980, 439258), (219629, 357960)]