100918120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 258940800

約数和(自身を除く): 158022680

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 73, 76, 85, 95, 107, 136, 146, 152, 170, 190, 214, 292, 323, 340, 365, 380, 428, 535, 584, 646, 680, 730, 760, 856, 1070, 1241, 1292, 1387, 1460, 1615, 1819, 2033, 2140, 2482, 2584, 2774, 2920, 3230, 3638, 4066, 4280, 4964, 5548, 6205, 6460, 6935, 7276, 7811, 8132, 9095, 9928, 10165, 11096, 12410, 12920, 13870, 14552, 15622, 16264, 18190, 20330, 23579, 24820, 27740, 31244, 34561, 36380, 39055, 40660, 47158, 49640, 55480, 62488, 69122, 72760, 78110, 81320, 94316, 117895, 132787, 138244, 148409, 156220, 172805, 188632, 235790, 265574, 276488, 296818, 312440, 345610, 471580, 531148, 593636, 663935, 691220, 742045, 943160, 1062296, 1187272, 1327870, 1382440, 1484090, 2522953, 2655740, 2968180, 5045906, 5311480, 5936360, 10091812, 12614765, 20183624, 25229530, 50459060, 100918120]

約数ペア:

[(1, 100918120), (2, 50459060), (4, 25229530), (5, 20183624), (8, 12614765), (10, 10091812), (17, 5936360), (19, 5311480), (20, 5045906), (34, 2968180), (38, 2655740), (40, 2522953), (68, 1484090), (73, 1382440), (76, 1327870), (85, 1187272), (95, 1062296), (107, 943160), (136, 742045), (146, 691220), (152, 663935), (170, 593636), (190, 531148), (214, 471580), (292, 345610), (323, 312440), (340, 296818), (365, 276488), (380, 265574), (428, 235790), (535, 188632), (584, 172805), (646, 156220), (680, 148409), (730, 138244), (760, 132787), (856, 117895), (1070, 94316), (1241, 81320), (1292, 78110), (1387, 72760), (1460, 69122), (1615, 62488), (1819, 55480), (2033, 49640), (2140, 47158), (2482, 40660), (2584, 39055), (2774, 36380), (2920, 34561), (3230, 31244), (3638, 27740), (4066, 24820), (4280, 23579), (4964, 20330), (5548, 18190), (6205, 16264), (6460, 15622), (6935, 14552), (7276, 13870), (7811, 12920), (8132, 12410), (9095, 11096), (9928, 10165)]