42142380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5281}}^1$

素因数の和:5319

約数の個数: 96

約数和(自身を含む): 141980160

約数和(自身を除く): 99837780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 5281, 7980, 10562, 15843, 21124, 26405, 31686, 36967, 52810, 63372, 73934, 79215, 100339, 105620, 110901, 147868, 158430, 184835, 200678, 221802, 301017, 316860, 369670, 401356, 443604, 501695, 554505, 602034, 702373, 739340, 1003390, 1109010, 1204068, 1404746, 1505085, 2006780, 2107119, 2218020, 2809492, 3010170, 3511865, 4214238, 6020340, 7023730, 8428476, 10535595, 14047460, 21071190, 42142380]

約数ペア:

[(1, 42142380), (2, 21071190), (3, 14047460), (4, 10535595), (5, 8428476), (6, 7023730), (7, 6020340), (10, 4214238), (12, 3511865), (14, 3010170), (15, 2809492), (19, 2218020), (20, 2107119), (21, 2006780), (28, 1505085), (30, 1404746), (35, 1204068), (38, 1109010), (42, 1003390), (57, 739340), (60, 702373), (70, 602034), (76, 554505), (84, 501695), (95, 443604), (105, 401356), (114, 369670), (133, 316860), (140, 301017), (190, 221802), (210, 200678), (228, 184835), (266, 158430), (285, 147868), (380, 110901), (399, 105620), (420, 100339), (532, 79215), (570, 73934), (665, 63372), (798, 52810), (1140, 36967), (1330, 31686), (1596, 26405), (1995, 21124), (2660, 15843), (3990, 10562), (5281, 7980)]