15898392020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{1907}}^1$

素因数の和:2158

約数の個数: 144

約数和(自身を含む): 39903881472

約数和(自身を除く): 24005489452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 181, 188, 196, 235, 245, 329, 362, 470, 490, 658, 724, 905, 940, 980, 1267, 1316, 1645, 1810, 1907, 2303, 2534, 3290, 3620, 3814, 4606, 5068, 6335, 6580, 7628, 8507, 8869, 9212, 9535, 11515, 12670, 13349, 17014, 17738, 19070, 23030, 25340, 26698, 34028, 35476, 38140, 42535, 44345, 46060, 53396, 59549, 66745, 85070, 88690, 89629, 93443, 119098, 133490, 170140, 177380, 179258, 186886, 238196, 266980, 297745, 345167, 358516, 373772, 416843, 448145, 467215, 595490, 627403, 690334, 833686, 896290, 934430, 1190980, 1254806, 1380668, 1667372, 1725835, 1792580, 1868860, 2084215, 2416169, 2509612, 3137015, 3451670, 4168430, 4391821, 4832338, 6274030, 6903340, 8336860, 8783642, 9664676, 12080845, 12548060, 16222849, 16913183, 17567284, 21959105, 24161690, 32445698, 33826366, 43918210, 48323380, 64891396, 67652732, 81114245, 84565915, 87836420, 113559943, 162228490, 169131830, 227119886, 324456980, 338263660, 454239772, 567799715, 794919601, 1135599430, 1589839202, 2271198860, 3179678404, 3974598005, 7949196010, 15898392020]

約数ペア:

[(1, 15898392020), (2, 7949196010), (4, 3974598005), (5, 3179678404), (7, 2271198860), (10, 1589839202), (14, 1135599430), (20, 794919601), (28, 567799715), (35, 454239772), (47, 338263660), (49, 324456980), (70, 227119886), (94, 169131830), (98, 162228490), (140, 113559943), (181, 87836420), (188, 84565915), (196, 81114245), (235, 67652732), (245, 64891396), (329, 48323380), (362, 43918210), (470, 33826366), (490, 32445698), (658, 24161690), (724, 21959105), (905, 17567284), (940, 16913183), (980, 16222849), (1267, 12548060), (1316, 12080845), (1645, 9664676), (1810, 8783642), (1907, 8336860), (2303, 6903340), (2534, 6274030), (3290, 4832338), (3620, 4391821), (3814, 4168430), (4606, 3451670), (5068, 3137015), (6335, 2509612), (6580, 2416169), (7628, 2084215), (8507, 1868860), (8869, 1792580), (9212, 1725835), (9535, 1667372), (11515, 1380668), (12670, 1254806), (13349, 1190980), (17014, 934430), (17738, 896290), (19070, 833686), (23030, 690334), (25340, 627403), (26698, 595490), (34028, 467215), (35476, 448145), (38140, 416843), (42535, 373772), (44345, 358516), (46060, 345167), (53396, 297745), (59549, 266980), (66745, 238196), (85070, 186886), (88690, 179258), (89629, 177380), (93443, 170140), (119098, 133490)]