207901190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:837

約数の個数: 64

約数和(自身を含む): 445132800

約数和(自身を除く): 237231610

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 149, 155, 217, 298, 310, 434, 643, 745, 1043, 1085, 1286, 1490, 2086, 2170, 3215, 4501, 4619, 5215, 6430, 9002, 9238, 10430, 19933, 22505, 23095, 32333, 39866, 45010, 46190, 64666, 95807, 99665, 139531, 161665, 191614, 199330, 279062, 323330, 479035, 670649, 697655, 958070, 1341298, 1395310, 2970017, 3353245, 5940034, 6706490, 14850085, 20790119, 29700170, 41580238, 103950595, 207901190]

約数ペア:

[(1, 207901190), (2, 103950595), (5, 41580238), (7, 29700170), (10, 20790119), (14, 14850085), (31, 6706490), (35, 5940034), (62, 3353245), (70, 2970017), (149, 1395310), (155, 1341298), (217, 958070), (298, 697655), (310, 670649), (434, 479035), (643, 323330), (745, 279062), (1043, 199330), (1085, 191614), (1286, 161665), (1490, 139531), (2086, 99665), (2170, 95807), (3215, 64666), (4501, 46190), (4619, 45010), (5215, 39866), (6430, 32333), (9002, 23095), (9238, 22505), (10430, 19933)]