240844890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1876

約数の個数: 128

約数和(自身を含む): 701374464

約数和(自身を除く): 460529574

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 31, 33, 39, 55, 62, 65, 66, 78, 93, 110, 130, 143, 155, 165, 186, 195, 286, 310, 330, 341, 390, 403, 429, 465, 682, 715, 806, 858, 930, 1023, 1209, 1430, 1705, 1811, 2015, 2046, 2145, 2418, 3410, 3622, 4030, 4290, 4433, 5115, 5433, 6045, 8866, 9055, 10230, 10866, 12090, 13299, 18110, 19921, 22165, 23543, 26598, 27165, 39842, 44330, 47086, 54330, 56141, 59763, 66495, 70629, 99605, 112282, 117715, 119526, 132990, 141258, 168423, 199210, 235430, 258973, 280705, 298815, 336846, 353145, 517946, 561410, 597630, 617551, 706290, 729833, 776919, 842115, 1235102, 1294865, 1459666, 1553838, 1684230, 1852653, 2189499, 2589730, 3087755, 3649165, 3705306, 3884595, 4378998, 6175510, 7298330, 7769190, 8028163, 9263265, 10947495, 16056326, 18526530, 21894990, 24084489, 40140815, 48168978, 80281630, 120422445, 240844890]

約数ペア:

[(1, 240844890), (2, 120422445), (3, 80281630), (5, 48168978), (6, 40140815), (10, 24084489), (11, 21894990), (13, 18526530), (15, 16056326), (22, 10947495), (26, 9263265), (30, 8028163), (31, 7769190), (33, 7298330), (39, 6175510), (55, 4378998), (62, 3884595), (65, 3705306), (66, 3649165), (78, 3087755), (93, 2589730), (110, 2189499), (130, 1852653), (143, 1684230), (155, 1553838), (165, 1459666), (186, 1294865), (195, 1235102), (286, 842115), (310, 776919), (330, 729833), (341, 706290), (390, 617551), (403, 597630), (429, 561410), (465, 517946), (682, 353145), (715, 336846), (806, 298815), (858, 280705), (930, 258973), (1023, 235430), (1209, 199210), (1430, 168423), (1705, 141258), (1811, 132990), (2015, 119526), (2046, 117715), (2145, 112282), (2418, 99605), (3410, 70629), (3622, 66495), (4030, 59763), (4290, 56141), (4433, 54330), (5115, 47086), (5433, 44330), (6045, 39842), (8866, 27165), (9055, 26598), (10230, 23543), (10866, 22165), (12090, 19921), (13299, 18110)]