About the Number

1389386370

1389386369 ← → 1389386371

2進数表記:1010010110100000101101010000010

漢数字表記:十三億八千九百三十八万六千三百七十

素因数分解:

2 1 × 3 1 × 5 1 × 17 1 × 67 1 × 73 1 × 557 1

素因数の和:724
約数の個数: 128
約数和(自身を含む): 3638981376
約数和(自身を除く): 2249595006

約数列:
[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 67, 73, 85, 102, 134, 146, 170, 201, 219, 255, 335, 365, 402, 438, 510, 557, 670, 730, 1005, 1095, 1114, 1139, 1241, 1671, 2010, 2190, 2278, 2482, 2785, 3342, 3417, 3723, 4891, 5570, 5695, 6205, 6834, 7446, 8355, 9469, 9782, 11390, 12410, 14673, 16710, 17085, 18615, 18938, 24455, 28407, 29346, 34170, 37230, 37319, 40661, 47345, 48910, 56814, 73365, 74638, 81322, 83147, 94690, 111957, 121983, 142035, 146730, 166294, 186595, 203305, 223914, 243966, 249441, 284070, 373190, 406610, 415735, 498882, 559785, 609915, 634423, 691237, 831470, 1119570, 1219830, 1247205, 1268846, 1382474, 1903269, 2073711, 2494410, 2724287, 3172115, 3456185, 3806538, 4147422, 5448574, 6344230, 6912370, 8172861, 9516345, 10368555, 13621435, 16345722, 19032690, 20737110, 27242870, 40864305, 46312879, 81728610, 92625758, 138938637, 231564395, 277877274, 463128790, 694693185, 1389386370]

約数ペア:
[(1, 1389386370), (2, 694693185), (3, 463128790), (5, 277877274), (6, 231564395), (10, 138938637), (15, 92625758), (17, 81728610), (30, 46312879), (34, 40864305), (51, 27242870), (67, 20737110), (73, 19032690), (85, 16345722), (102, 13621435), (134, 10368555), (146, 9516345), (170, 8172861), (201, 6912370), (219, 6344230), (255, 5448574), (335, 4147422), (365, 3806538), (402, 3456185), (438, 3172115), (510, 2724287), (557, 2494410), (670, 2073711), (730, 1903269), (1005, 1382474), (1095, 1268846), (1114, 1247205), (1139, 1219830), (1241, 1119570), (1671, 831470), (2010, 691237), (2190, 634423), (2278, 609915), (2482, 559785), (2785, 498882), (3342, 415735), (3417, 406610), (3723, 373190), (4891, 284070), (5570, 249441), (5695, 243966), (6205, 223914), (6834, 203305), (7446, 186595), (8355, 166294), (9469, 146730), (9782, 142035), (11390, 121983), (12410, 111957), (14673, 94690), (16710, 83147), (17085, 81322), (18615, 74638), (18938, 73365), (24455, 56814), (28407, 48910), (29346, 47345), (34170, 40661), (37230, 37319)]

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