About the Number

138728310

138728309 ← → 138728311

2進数表記:1000010001001101001101110110

漢数字表記:一億三千八百七十二万八千三百十

素因数分解:

2 1 × 3 1 × 5 1 × 7 2 × 19 1 × 4967 1

素因数の和:5010
約数の個数: 96
約数和(自身を含む): 407773440
約数和(自身を除く): 269045130

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 735, 798, 931, 1330, 1470, 1862, 1995, 2793, 3990, 4655, 4967, 5586, 9310, 9934, 13965, 14901, 24835, 27930, 29802, 34769, 49670, 69538, 74505, 94373, 104307, 149010, 173845, 188746, 208614, 243383, 283119, 347690, 471865, 486766, 521535, 566238, 660611, 730149, 943730, 1043070, 1216915, 1321222, 1415595, 1460298, 1981833, 2433830, 2831190, 3303055, 3650745, 3963666, 4624277, 6606110, 7301490, 9248554, 9909165, 13872831, 19818330, 23121385, 27745662, 46242770, 69364155, 138728310]

約数ペア:
[(1, 138728310), (2, 69364155), (3, 46242770), (5, 27745662), (6, 23121385), (7, 19818330), (10, 13872831), (14, 9909165), (15, 9248554), (19, 7301490), (21, 6606110), (30, 4624277), (35, 3963666), (38, 3650745), (42, 3303055), (49, 2831190), (57, 2433830), (70, 1981833), (95, 1460298), (98, 1415595), (105, 1321222), (114, 1216915), (133, 1043070), (147, 943730), (190, 730149), (210, 660611), (245, 566238), (266, 521535), (285, 486766), (294, 471865), (399, 347690), (490, 283119), (570, 243383), (665, 208614), (735, 188746), (798, 173845), (931, 149010), (1330, 104307), (1470, 94373), (1862, 74505), (1995, 69538), (2793, 49670), (3990, 34769), (4655, 29802), (4967, 27930), (5586, 24835), (9310, 14901), (9934, 13965)]

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