2780820240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{55439}}^1$

素因数の和:55485

約数の個数: 160

約数和(自身を含む): 9899366400

約数和(自身を除く): 7118546160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 132, 152, 165, 176, 190, 209, 220, 228, 240, 264, 285, 304, 330, 380, 418, 440, 456, 528, 570, 627, 660, 760, 836, 880, 912, 1045, 1140, 1254, 1320, 1520, 1672, 2090, 2280, 2508, 2640, 3135, 3344, 4180, 4560, 5016, 6270, 8360, 10032, 12540, 16720, 25080, 50160, 55439, 110878, 166317, 221756, 277195, 332634, 443512, 554390, 609829, 665268, 831585, 887024, 1053341, 1108780, 1219658, 1330536, 1663170, 1829487, 2106682, 2217560, 2439316, 2661072, 3049145, 3160023, 3326340, 3658974, 4213364, 4435120, 4878632, 5266705, 6098290, 6320046, 6652680, 7317948, 8426728, 9147435, 9757264, 10533410, 11586751, 12196580, 12640092, 13305360, 14635896, 15800115, 16853456, 18294870, 21066820, 23173502, 24393160, 25280184, 29271792, 31600230, 34760253, 36589740, 42133640, 46347004, 48786320, 50560368, 57933755, 63200460, 69520506, 73179480, 84267280, 92694008, 115867510, 126400920, 139041012, 146358960, 173801265, 185388016, 231735020, 252801840, 278082024, 347602530, 463470040, 556164048, 695205060, 926940080, 1390410120, 2780820240]

約数ペア:

[(1, 2780820240), (2, 1390410120), (3, 926940080), (4, 695205060), (5, 556164048), (6, 463470040), (8, 347602530), (10, 278082024), (11, 252801840), (12, 231735020), (15, 185388016), (16, 173801265), (19, 146358960), (20, 139041012), (22, 126400920), (24, 115867510), (30, 92694008), (33, 84267280), (38, 73179480), (40, 69520506), (44, 63200460), (48, 57933755), (55, 50560368), (57, 48786320), (60, 46347004), (66, 42133640), (76, 36589740), (80, 34760253), (88, 31600230), (95, 29271792), (110, 25280184), (114, 24393160), (120, 23173502), (132, 21066820), (152, 18294870), (165, 16853456), (176, 15800115), (190, 14635896), (209, 13305360), (220, 12640092), (228, 12196580), (240, 11586751), (264, 10533410), (285, 9757264), (304, 9147435), (330, 8426728), (380, 7317948), (418, 6652680), (440, 6320046), (456, 6098290), (528, 5266705), (570, 4878632), (627, 4435120), (660, 4213364), (760, 3658974), (836, 3326340), (880, 3160023), (912, 3049145), (1045, 2661072), (1140, 2439316), (1254, 2217560), (1320, 2106682), (1520, 1829487), (1672, 1663170), (2090, 1330536), (2280, 1219658), (2508, 1108780), (2640, 1053341), (3135, 887024), (3344, 831585), (4180, 665268), (4560, 609829), (5016, 554390), (6270, 443512), (8360, 332634), (10032, 277195), (12540, 221756), (16720, 166317), (25080, 110878), (50160, 55439)]