30903390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 95800320

約数和(自身を除く): 64896930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 83, 90, 105, 126, 135, 166, 189, 197, 210, 249, 270, 315, 378, 394, 415, 498, 581, 591, 630, 747, 830, 945, 985, 1162, 1182, 1245, 1379, 1494, 1743, 1773, 1890, 1970, 2241, 2490, 2758, 2905, 2955, 3486, 3546, 3735, 4137, 4482, 5229, 5319, 5810, 5910, 6895, 7470, 8274, 8715, 8865, 10458, 10638, 11205, 12411, 13790, 15687, 16351, 17430, 17730, 20685, 22410, 24822, 26145, 26595, 31374, 32702, 37233, 41370, 49053, 52290, 53190, 62055, 74466, 78435, 81755, 98106, 114457, 124110, 147159, 156870, 163510, 186165, 228914, 245265, 294318, 343371, 372330, 441477, 490530, 572285, 686742, 735795, 882954, 1030113, 1144570, 1471590, 1716855, 2060226, 2207385, 3090339, 3433710, 4414770, 5150565, 6180678, 10301130, 15451695, 30903390]

約数ペア:

[(1, 30903390), (2, 15451695), (3, 10301130), (5, 6180678), (6, 5150565), (7, 4414770), (9, 3433710), (10, 3090339), (14, 2207385), (15, 2060226), (18, 1716855), (21, 1471590), (27, 1144570), (30, 1030113), (35, 882954), (42, 735795), (45, 686742), (54, 572285), (63, 490530), (70, 441477), (83, 372330), (90, 343371), (105, 294318), (126, 245265), (135, 228914), (166, 186165), (189, 163510), (197, 156870), (210, 147159), (249, 124110), (270, 114457), (315, 98106), (378, 81755), (394, 78435), (415, 74466), (498, 62055), (581, 53190), (591, 52290), (630, 49053), (747, 41370), (830, 37233), (945, 32702), (985, 31374), (1162, 26595), (1182, 26145), (1245, 24822), (1379, 22410), (1494, 20685), (1743, 17730), (1773, 17430), (1890, 16351), (1970, 15687), (2241, 13790), (2490, 12411), (2758, 11205), (2905, 10638), (2955, 10458), (3486, 8865), (3546, 8715), (3735, 8274), (4137, 7470), (4482, 6895), (5229, 5910), (5319, 5810)]