2161530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 6649344

約数和(自身を除く): 4487814

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 47, 63, 70, 73, 90, 94, 105, 126, 141, 146, 210, 219, 235, 282, 315, 329, 365, 423, 438, 470, 511, 630, 657, 658, 705, 730, 846, 987, 1022, 1095, 1314, 1410, 1533, 1645, 1974, 2115, 2190, 2555, 2961, 3066, 3285, 3290, 3431, 4230, 4599, 4935, 5110, 5922, 6570, 6862, 7665, 9198, 9870, 10293, 14805, 15330, 17155, 20586, 22995, 24017, 29610, 30879, 34310, 45990, 48034, 51465, 61758, 72051, 102930, 120085, 144102, 154395, 216153, 240170, 308790, 360255, 432306, 720510, 1080765, 2161530]

約数ペア:

[(1, 2161530), (2, 1080765), (3, 720510), (5, 432306), (6, 360255), (7, 308790), (9, 240170), (10, 216153), (14, 154395), (15, 144102), (18, 120085), (21, 102930), (30, 72051), (35, 61758), (42, 51465), (45, 48034), (47, 45990), (63, 34310), (70, 30879), (73, 29610), (90, 24017), (94, 22995), (105, 20586), (126, 17155), (141, 15330), (146, 14805), (210, 10293), (219, 9870), (235, 9198), (282, 7665), (315, 6862), (329, 6570), (365, 5922), (423, 5110), (438, 4935), (470, 4599), (511, 4230), (630, 3431), (657, 3290), (658, 3285), (705, 3066), (730, 2961), (846, 2555), (987, 2190), (1022, 2115), (1095, 1974), (1314, 1645), (1410, 1533)]