18427820840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^3\times {\mathrm{1733}}^1$

素因数の和:1805

約数の個数: 192

約数和(自身を含む): 49399232400

約数和(自身を除く): 30971411560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 169, 220, 242, 260, 286, 338, 440, 484, 520, 572, 605, 676, 715, 845, 968, 1144, 1210, 1352, 1430, 1573, 1690, 1733, 1859, 2197, 2420, 2860, 3146, 3380, 3466, 3718, 4394, 4840, 5720, 6292, 6760, 6932, 7436, 7865, 8665, 8788, 9295, 10985, 12584, 13864, 14872, 15730, 17330, 17576, 18590, 19063, 20449, 21970, 22529, 24167, 31460, 34660, 37180, 38126, 40898, 43940, 45058, 48334, 62920, 69320, 74360, 76252, 81796, 87880, 90116, 95315, 96668, 102245, 112645, 120835, 152504, 163592, 180232, 190630, 193336, 204490, 209693, 225290, 241670, 247819, 265837, 292877, 381260, 408980, 419386, 450580, 483340, 495638, 531674, 585754, 762520, 817960, 838772, 901160, 966680, 991276, 1048465, 1063348, 1171508, 1239095, 1329185, 1464385, 1677544, 1982552, 2096930, 2126696, 2343016, 2478190, 2658370, 2726009, 2928770, 3221647, 3807401, 4193860, 4956380, 5316740, 5452018, 5857540, 6443294, 7614802, 8387720, 9912760, 10633480, 10904036, 11715080, 12886588, 13630045, 15229604, 16108235, 19037005, 21808072, 25773176, 27260090, 30459208, 32216470, 35438117, 38074010, 41881411, 54520180, 64432940, 70876234, 76148020, 83762822, 109040360, 128865880, 141752468, 152296040, 167525644, 177190585, 209407055, 283504936, 335051288, 354381170, 418814110, 460695521, 708762340, 837628220, 921391042, 1417524680, 1675256440, 1842782084, 2303477605, 3685564168, 4606955210, 9213910420, 18427820840]

約数ペア:

[(1, 18427820840), (2, 9213910420), (4, 4606955210), (5, 3685564168), (8, 2303477605), (10, 1842782084), (11, 1675256440), (13, 1417524680), (20, 921391042), (22, 837628220), (26, 708762340), (40, 460695521), (44, 418814110), (52, 354381170), (55, 335051288), (65, 283504936), (88, 209407055), (104, 177190585), (110, 167525644), (121, 152296040), (130, 141752468), (143, 128865880), (169, 109040360), (220, 83762822), (242, 76148020), (260, 70876234), (286, 64432940), (338, 54520180), (440, 41881411), (484, 38074010), (520, 35438117), (572, 32216470), (605, 30459208), (676, 27260090), (715, 25773176), (845, 21808072), (968, 19037005), (1144, 16108235), (1210, 15229604), (1352, 13630045), (1430, 12886588), (1573, 11715080), (1690, 10904036), (1733, 10633480), (1859, 9912760), (2197, 8387720), (2420, 7614802), (2860, 6443294), (3146, 5857540), (3380, 5452018), (3466, 5316740), (3718, 4956380), (4394, 4193860), (4840, 3807401), (5720, 3221647), (6292, 2928770), (6760, 2726009), (6932, 2658370), (7436, 2478190), (7865, 2343016), (8665, 2126696), (8788, 2096930), (9295, 1982552), (10985, 1677544), (12584, 1464385), (13864, 1329185), (14872, 1239095), (15730, 1171508), (17330, 1063348), (17576, 1048465), (18590, 991276), (19063, 966680), (20449, 901160), (21970, 838772), (22529, 817960), (24167, 762520), (31460, 585754), (34660, 531674), (37180, 495638), (38126, 483340), (40898, 450580), (43940, 419386), (45058, 408980), (48334, 381260), (62920, 292877), (69320, 265837), (74360, 247819), (76252, 241670), (81796, 225290), (87880, 209693), (90116, 204490), (95315, 193336), (96668, 190630), (102245, 180232), (112645, 163592), (120835, 152504)]