178428240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13043}}^1$

素因数の和:13081

約数の個数: 120

約数和(自身を含む): 630807840

約数和(自身を除く): 452379600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13043, 13680, 26086, 39129, 52172, 65215, 78258, 104344, 117387, 130430, 156516, 195645, 208688, 234774, 247817, 260860, 313032, 391290, 469548, 495634, 521720, 586935, 626064, 743451, 782580, 939096, 991268, 1043440, 1173870, 1239085, 1486902, 1565160, 1878192, 1982536, 2230353, 2347740, 2478170, 2973804, 3130320, 3717255, 3965072, 4460706, 4695480, 4956340, 5947608, 7434510, 8921412, 9390960, 9912680, 11151765, 11895216, 14869020, 17842824, 19825360, 22303530, 29738040, 35685648, 44607060, 59476080, 89214120, 178428240]

約数ペア:

[(1, 178428240), (2, 89214120), (3, 59476080), (4, 44607060), (5, 35685648), (6, 29738040), (8, 22303530), (9, 19825360), (10, 17842824), (12, 14869020), (15, 11895216), (16, 11151765), (18, 9912680), (19, 9390960), (20, 8921412), (24, 7434510), (30, 5947608), (36, 4956340), (38, 4695480), (40, 4460706), (45, 3965072), (48, 3717255), (57, 3130320), (60, 2973804), (72, 2478170), (76, 2347740), (80, 2230353), (90, 1982536), (95, 1878192), (114, 1565160), (120, 1486902), (144, 1239085), (152, 1173870), (171, 1043440), (180, 991268), (190, 939096), (228, 782580), (240, 743451), (285, 626064), (304, 586935), (342, 521720), (360, 495634), (380, 469548), (456, 391290), (570, 313032), (684, 260860), (720, 247817), (760, 234774), (855, 208688), (912, 195645), (1140, 156516), (1368, 130430), (1520, 117387), (1710, 104344), (2280, 78258), (2736, 65215), (3420, 52172), (4560, 39129), (6840, 26086), (13043, 13680)]