669452868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{4019}}^1$

素因数の和:4697

約数の個数: 72

約数和(自身を含む): 1937382720

約数和(自身を除く): 1267929852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 661, 1322, 1983, 2644, 3966, 4019, 4627, 5949, 7932, 8038, 9254, 11898, 12057, 13881, 16076, 18508, 23796, 24114, 27762, 28133, 36171, 41643, 48228, 55524, 56266, 72342, 83286, 84399, 112532, 144684, 166572, 168798, 253197, 337596, 506394, 1012788, 2656559, 5313118, 7969677, 10626236, 15939354, 18595913, 23909031, 31878708, 37191826, 47818062, 55787739, 74383652, 95636124, 111575478, 167363217, 223150956, 334726434, 669452868]

約数ペア:

[(1, 669452868), (2, 334726434), (3, 223150956), (4, 167363217), (6, 111575478), (7, 95636124), (9, 74383652), (12, 55787739), (14, 47818062), (18, 37191826), (21, 31878708), (28, 23909031), (36, 18595913), (42, 15939354), (63, 10626236), (84, 7969677), (126, 5313118), (252, 2656559), (661, 1012788), (1322, 506394), (1983, 337596), (2644, 253197), (3966, 168798), (4019, 166572), (4627, 144684), (5949, 112532), (7932, 84399), (8038, 83286), (9254, 72342), (11898, 56266), (12057, 55524), (13881, 48228), (16076, 41643), (18508, 36171), (23796, 28133), (24114, 27762)]