About the Number

101728980

101728979 ← → 101728981

2進数表記:110000100000100001011010100

漢数字表記:一億百七十二万八千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 31 1 × 59 1 × 103 1

素因数の和:211
約数の個数: 192
約数和(自身を含む): 335462400
約数和(自身を除く): 233733420

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 59, 60, 62, 90, 93, 103, 108, 118, 124, 135, 155, 177, 180, 186, 206, 236, 270, 279, 295, 309, 310, 354, 372, 412, 465, 515, 531, 540, 558, 590, 618, 620, 708, 837, 885, 927, 930, 1030, 1062, 1116, 1180, 1236, 1395, 1545, 1593, 1674, 1770, 1829, 1854, 1860, 2060, 2124, 2655, 2781, 2790, 3090, 3186, 3193, 3348, 3540, 3658, 3708, 4185, 4635, 5310, 5487, 5562, 5580, 6077, 6180, 6372, 6386, 7316, 7965, 8370, 9145, 9270, 9579, 10620, 10974, 11124, 12154, 12772, 13905, 15930, 15965, 16461, 16740, 18231, 18290, 18540, 19158, 21948, 24308, 27435, 27810, 28737, 30385, 31860, 31930, 32922, 36462, 36580, 38316, 47895, 49383, 54693, 54870, 55620, 57474, 60770, 63860, 65844, 72924, 82305, 86211, 91155, 95790, 98766, 109386, 109740, 114948, 121540, 143685, 164079, 164610, 172422, 182310, 188387, 191580, 197532, 218772, 246915, 273465, 287370, 328158, 329220, 344844, 364620, 376774, 431055, 493830, 546930, 565161, 574740, 656316, 753548, 820395, 862110, 941935, 987660, 1093860, 1130322, 1640790, 1695483, 1724220, 1883870, 2260644, 2825805, 3281580, 3390966, 3767740, 5086449, 5651610, 6781932, 8477415, 10172898, 11303220, 16954830, 20345796, 25432245, 33909660, 50864490, 101728980]

約数ペア:
[(1, 101728980), (2, 50864490), (3, 33909660), (4, 25432245), (5, 20345796), (6, 16954830), (9, 11303220), (10, 10172898), (12, 8477415), (15, 6781932), (18, 5651610), (20, 5086449), (27, 3767740), (30, 3390966), (31, 3281580), (36, 2825805), (45, 2260644), (54, 1883870), (59, 1724220), (60, 1695483), (62, 1640790), (90, 1130322), (93, 1093860), (103, 987660), (108, 941935), (118, 862110), (124, 820395), (135, 753548), (155, 656316), (177, 574740), (180, 565161), (186, 546930), (206, 493830), (236, 431055), (270, 376774), (279, 364620), (295, 344844), (309, 329220), (310, 328158), (354, 287370), (372, 273465), (412, 246915), (465, 218772), (515, 197532), (531, 191580), (540, 188387), (558, 182310), (590, 172422), (618, 164610), (620, 164079), (708, 143685), (837, 121540), (885, 114948), (927, 109740), (930, 109386), (1030, 98766), (1062, 95790), (1116, 91155), (1180, 86211), (1236, 82305), (1395, 72924), (1545, 65844), (1593, 63860), (1674, 60770), (1770, 57474), (1829, 55620), (1854, 54870), (1860, 54693), (2060, 49383), (2124, 47895), (2655, 38316), (2781, 36580), (2790, 36462), (3090, 32922), (3186, 31930), (3193, 31860), (3348, 30385), (3540, 28737), (3658, 27810), (3708, 27435), (4185, 24308), (4635, 21948), (5310, 19158), (5487, 18540), (5562, 18290), (5580, 18231), (6077, 16740), (6180, 16461), (6372, 15965), (6386, 15930), (7316, 13905), (7965, 12772), (8370, 12154), (9145, 11124), (9270, 10974), (9579, 10620)]

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