7420193880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{295861}}^1$

素因数の和:295905

約数の個数: 128

約数和(自身を含む): 25562476800

約数和(自身を除く): 18142282920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 12540, 25080, 295861, 591722, 887583, 1183444, 1479305, 1775166, 2366888, 2958610, 3254471, 3550332, 4437915, 5621359, 5917220, 6508942, 7100664, 8875830, 9763413, 11242718, 11834440, 13017884, 16272355, 16864077, 17751660, 19526826, 22485436, 26035768, 28106795, 32544710, 33728154, 35503320, 39053652, 44970872, 48817065, 56213590, 61834949, 65089420, 67456308, 78107304, 84320385, 97634130, 112427180, 123669898, 130178840, 134912616, 168640770, 185504847, 195268260, 224854360, 247339796, 309174745, 337281540, 371009694, 390536520, 494679592, 618349490, 674563080, 742019388, 927524235, 1236698980, 1484038776, 1855048470, 2473397960, 3710096940, 7420193880]

約数ペア:

[(1, 7420193880), (2, 3710096940), (3, 2473397960), (4, 1855048470), (5, 1484038776), (6, 1236698980), (8, 927524235), (10, 742019388), (11, 674563080), (12, 618349490), (15, 494679592), (19, 390536520), (20, 371009694), (22, 337281540), (24, 309174745), (30, 247339796), (33, 224854360), (38, 195268260), (40, 185504847), (44, 168640770), (55, 134912616), (57, 130178840), (60, 123669898), (66, 112427180), (76, 97634130), (88, 84320385), (95, 78107304), (110, 67456308), (114, 65089420), (120, 61834949), (132, 56213590), (152, 48817065), (165, 44970872), (190, 39053652), (209, 35503320), (220, 33728154), (228, 32544710), (264, 28106795), (285, 26035768), (330, 22485436), (380, 19526826), (418, 17751660), (440, 16864077), (456, 16272355), (570, 13017884), (627, 11834440), (660, 11242718), (760, 9763413), (836, 8875830), (1045, 7100664), (1140, 6508942), (1254, 5917220), (1320, 5621359), (1672, 4437915), (2090, 3550332), (2280, 3254471), (2508, 2958610), (3135, 2366888), (4180, 1775166), (5016, 1479305), (6270, 1183444), (8360, 887583), (12540, 591722), (25080, 295861)]