278552160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10181}}^1$

素因数の和:10221

約数の個数: 144

約数和(自身を含む): 1000686960

約数和(自身を除く): 722134800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 10181, 13680, 20362, 27360, 30543, 40724, 50905, 61086, 81448, 91629, 101810, 122172, 152715, 162896, 183258, 193439, 203620, 244344, 305430, 325792, 366516, 386878, 407240, 458145, 488688, 580317, 610860, 733032, 773756, 814480, 916290, 967195, 977376, 1160634, 1221720, 1466064, 1547512, 1628960, 1740951, 1832580, 1934390, 2321268, 2443440, 2901585, 2932128, 3095024, 3481902, 3665160, 3868780, 4642536, 4886880, 5803170, 6190048, 6963804, 7330320, 7737560, 8704755, 9285072, 11606340, 13927608, 14660640, 15475120, 17409510, 18570144, 23212680, 27855216, 30950240, 34819020, 46425360, 55710432, 69638040, 92850720, 139276080, 278552160]

約数ペア:

[(1, 278552160), (2, 139276080), (3, 92850720), (4, 69638040), (5, 55710432), (6, 46425360), (8, 34819020), (9, 30950240), (10, 27855216), (12, 23212680), (15, 18570144), (16, 17409510), (18, 15475120), (19, 14660640), (20, 13927608), (24, 11606340), (30, 9285072), (32, 8704755), (36, 7737560), (38, 7330320), (40, 6963804), (45, 6190048), (48, 5803170), (57, 4886880), (60, 4642536), (72, 3868780), (76, 3665160), (80, 3481902), (90, 3095024), (95, 2932128), (96, 2901585), (114, 2443440), (120, 2321268), (144, 1934390), (152, 1832580), (160, 1740951), (171, 1628960), (180, 1547512), (190, 1466064), (228, 1221720), (240, 1160634), (285, 977376), (288, 967195), (304, 916290), (342, 814480), (360, 773756), (380, 733032), (456, 610860), (480, 580317), (570, 488688), (608, 458145), (684, 407240), (720, 386878), (760, 366516), (855, 325792), (912, 305430), (1140, 244344), (1368, 203620), (1440, 193439), (1520, 183258), (1710, 162896), (1824, 152715), (2280, 122172), (2736, 101810), (3040, 91629), (3420, 81448), (4560, 61086), (5472, 50905), (6840, 40724), (9120, 30543), (10181, 27360), (13680, 20362)]