About the Number

387149220

387149219 ← → 387149221

2進数表記:10111000100110110110110100100

漢数字表記:三億八千七百十四万九千二百二十

素因数分解:

2 2 × 3 4 × 5 1 × 353 1 × 677 1

素因数の和:1051
約数の個数: 120
約数和(自身を含む): 1219740984
約数和(自身を除く): 832591764

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 353, 405, 540, 677, 706, 810, 1059, 1354, 1412, 1620, 1765, 2031, 2118, 2708, 3177, 3385, 3530, 4062, 4236, 5295, 6093, 6354, 6770, 7060, 8124, 9531, 10155, 10590, 12186, 12708, 13540, 15885, 18279, 19062, 20310, 21180, 24372, 28593, 30465, 31770, 36558, 38124, 40620, 47655, 54837, 57186, 60930, 63540, 73116, 91395, 95310, 109674, 114372, 121860, 142965, 182790, 190620, 219348, 238981, 274185, 285930, 365580, 477962, 548370, 571860, 716943, 955924, 1096740, 1194905, 1433886, 2150829, 2389810, 2867772, 3584715, 4301658, 4779620, 6452487, 7169430, 8603316, 10754145, 12904974, 14338860, 19357461, 21508290, 25809948, 32262435, 38714922, 43016580, 64524870, 77429844, 96787305, 129049740, 193574610, 387149220]

約数ペア:
[(1, 387149220), (2, 193574610), (3, 129049740), (4, 96787305), (5, 77429844), (6, 64524870), (9, 43016580), (10, 38714922), (12, 32262435), (15, 25809948), (18, 21508290), (20, 19357461), (27, 14338860), (30, 12904974), (36, 10754145), (45, 8603316), (54, 7169430), (60, 6452487), (81, 4779620), (90, 4301658), (108, 3584715), (135, 2867772), (162, 2389810), (180, 2150829), (270, 1433886), (324, 1194905), (353, 1096740), (405, 955924), (540, 716943), (677, 571860), (706, 548370), (810, 477962), (1059, 365580), (1354, 285930), (1412, 274185), (1620, 238981), (1765, 219348), (2031, 190620), (2118, 182790), (2708, 142965), (3177, 121860), (3385, 114372), (3530, 109674), (4062, 95310), (4236, 91395), (5295, 73116), (6093, 63540), (6354, 60930), (6770, 57186), (7060, 54837), (8124, 47655), (9531, 40620), (10155, 38124), (10590, 36558), (12186, 31770), (12708, 30465), (13540, 28593), (15885, 24372), (18279, 21180), (19062, 20310)]

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