1213361940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{18401}}^1$

素因数の和:18577

約数の個数: 96

約数和(自身を含む): 3907701504

約数和(自身を除く): 2694339564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 210, 314, 420, 471, 628, 785, 942, 1099, 1570, 1884, 2198, 2355, 3140, 3297, 4396, 4710, 5495, 6594, 9420, 10990, 13188, 16485, 18401, 21980, 32970, 36802, 55203, 65940, 73604, 92005, 110406, 128807, 184010, 220812, 257614, 276015, 368020, 386421, 515228, 552030, 644035, 772842, 1104060, 1288070, 1545684, 1932105, 2576140, 2888957, 3864210, 5777914, 7728420, 8666871, 11555828, 14444785, 17333742, 20222699, 28889570, 34667484, 40445398, 43334355, 57779140, 60668097, 80890796, 86668710, 101113495, 121336194, 173337420, 202226990, 242672388, 303340485, 404453980, 606680970, 1213361940]

約数ペア:

[(1, 1213361940), (2, 606680970), (3, 404453980), (4, 303340485), (5, 242672388), (6, 202226990), (7, 173337420), (10, 121336194), (12, 101113495), (14, 86668710), (15, 80890796), (20, 60668097), (21, 57779140), (28, 43334355), (30, 40445398), (35, 34667484), (42, 28889570), (60, 20222699), (70, 17333742), (84, 14444785), (105, 11555828), (140, 8666871), (157, 7728420), (210, 5777914), (314, 3864210), (420, 2888957), (471, 2576140), (628, 1932105), (785, 1545684), (942, 1288070), (1099, 1104060), (1570, 772842), (1884, 644035), (2198, 552030), (2355, 515228), (3140, 386421), (3297, 368020), (4396, 276015), (4710, 257614), (5495, 220812), (6594, 184010), (9420, 128807), (10990, 110406), (13188, 92005), (16485, 73604), (18401, 65940), (21980, 55203), (32970, 36802)]