320427198

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 883491840

約数和(自身を除く): 563064642

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 197, 234, 273, 331, 351, 378, 394, 546, 591, 662, 702, 819, 993, 1182, 1379, 1638, 1773, 1986, 2317, 2457, 2561, 2758, 2979, 3546, 4137, 4303, 4634, 4914, 5122, 5319, 5958, 6951, 7683, 8274, 8606, 8937, 10638, 12411, 12909, 13902, 15366, 17874, 17927, 20853, 23049, 24822, 25818, 30121, 35854, 37233, 38727, 41706, 46098, 53781, 60242, 62559, 65207, 69147, 74466, 77454, 90363, 107562, 116181, 125118, 130414, 138294, 161343, 180726, 195621, 232362, 271089, 322686, 391242, 456449, 484029, 542178, 586863, 813267, 847691, 912898, 968058, 1173726, 1369347, 1626534, 1695382, 1760589, 2543073, 2738694, 3521178, 4108041, 5086146, 5933837, 7629219, 8216082, 11867674, 12324123, 15258438, 17801511, 22887657, 24648246, 35603022, 45775314, 53404533, 106809066, 160213599, 320427198]

約数ペア:

[(1, 320427198), (2, 160213599), (3, 106809066), (6, 53404533), (7, 45775314), (9, 35603022), (13, 24648246), (14, 22887657), (18, 17801511), (21, 15258438), (26, 12324123), (27, 11867674), (39, 8216082), (42, 7629219), (54, 5933837), (63, 5086146), (78, 4108041), (91, 3521178), (117, 2738694), (126, 2543073), (182, 1760589), (189, 1695382), (197, 1626534), (234, 1369347), (273, 1173726), (331, 968058), (351, 912898), (378, 847691), (394, 813267), (546, 586863), (591, 542178), (662, 484029), (702, 456449), (819, 391242), (993, 322686), (1182, 271089), (1379, 232362), (1638, 195621), (1773, 180726), (1986, 161343), (2317, 138294), (2457, 130414), (2561, 125118), (2758, 116181), (2979, 107562), (3546, 90363), (4137, 77454), (4303, 74466), (4634, 69147), (4914, 65207), (5122, 62559), (5319, 60242), (5958, 53781), (6951, 46098), (7683, 41706), (8274, 38727), (8606, 37233), (8937, 35854), (10638, 30121), (12411, 25818), (12909, 24822), (13902, 23049), (15366, 20853), (17874, 17927)]