2891002380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{362281}}^1$

素因数の和:362319

約数の個数: 96

約数和(自身を含む): 9738140160

約数和(自身を除く): 6847137780

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, 7980, 362281, 724562, 1086843, 1449124, 1811405, 2173686, 2535967, 3622810, 4347372, 5071934, 5434215, 6883339, 7245620, 7607901, 10143868, 10868430, 12679835, 13766678, 15215802, 20650017, 21736860, 25359670, 27533356, 30431604, 34416695, 38039505, 41300034, 48183373, 50719340, 68833390, 76079010, 82600068, 96366746, 103250085, 137666780, 144550119, 152158020, 192733492, 206500170, 240916865, 289100238, 413000340, 481833730, 578200476, 722750595, 963667460, 1445501190, 2891002380]

約数ペア:

[(1, 2891002380), (2, 1445501190), (3, 963667460), (4, 722750595), (5, 578200476), (6, 481833730), (7, 413000340), (10, 289100238), (12, 240916865), (14, 206500170), (15, 192733492), (19, 152158020), (20, 144550119), (21, 137666780), (28, 103250085), (30, 96366746), (35, 82600068), (38, 76079010), (42, 68833390), (57, 50719340), (60, 48183373), (70, 41300034), (76, 38039505), (84, 34416695), (95, 30431604), (105, 27533356), (114, 25359670), (133, 21736860), (140, 20650017), (190, 15215802), (210, 13766678), (228, 12679835), (266, 10868430), (285, 10143868), (380, 7607901), (399, 7245620), (420, 6883339), (532, 5434215), (570, 5071934), (665, 4347372), (798, 3622810), (1140, 2535967), (1330, 2173686), (1596, 1811405), (1995, 1449124), (2660, 1086843), (3990, 724562), (7980, 362281)]