490989840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1039}}^1$

素因数の和:1245

約数の個数: 160

約数和(自身を含む): 1671321600

約数和(自身を除く): 1180331760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 179, 220, 240, 264, 330, 358, 440, 528, 537, 660, 716, 880, 895, 1039, 1074, 1320, 1432, 1790, 1969, 2078, 2148, 2640, 2685, 2864, 3117, 3580, 3938, 4156, 4296, 5195, 5370, 5907, 6234, 7160, 7876, 8312, 8592, 9845, 10390, 10740, 11429, 11814, 12468, 14320, 15585, 15752, 16624, 19690, 20780, 21480, 22858, 23628, 24936, 29535, 31170, 31504, 34287, 39380, 41560, 42960, 45716, 47256, 49872, 57145, 59070, 62340, 68574, 78760, 83120, 91432, 94512, 114290, 118140, 124680, 137148, 157520, 171435, 182864, 185981, 228580, 236280, 249360, 274296, 342870, 371962, 457160, 472560, 548592, 557943, 685740, 743924, 914320, 929905, 1115886, 1371480, 1487848, 1859810, 2045791, 2231772, 2742960, 2789715, 2975696, 3719620, 4091582, 4463544, 5579430, 6137373, 7439240, 8183164, 8927088, 10228955, 11158860, 12274746, 14878480, 16366328, 20457910, 22317720, 24549492, 30686865, 32732656, 40915820, 44635440, 49098984, 61373730, 81831640, 98197968, 122747460, 163663280, 245494920, 490989840]

約数ペア:

[(1, 490989840), (2, 245494920), (3, 163663280), (4, 122747460), (5, 98197968), (6, 81831640), (8, 61373730), (10, 49098984), (11, 44635440), (12, 40915820), (15, 32732656), (16, 30686865), (20, 24549492), (22, 22317720), (24, 20457910), (30, 16366328), (33, 14878480), (40, 12274746), (44, 11158860), (48, 10228955), (55, 8927088), (60, 8183164), (66, 7439240), (80, 6137373), (88, 5579430), (110, 4463544), (120, 4091582), (132, 3719620), (165, 2975696), (176, 2789715), (179, 2742960), (220, 2231772), (240, 2045791), (264, 1859810), (330, 1487848), (358, 1371480), (440, 1115886), (528, 929905), (537, 914320), (660, 743924), (716, 685740), (880, 557943), (895, 548592), (1039, 472560), (1074, 457160), (1320, 371962), (1432, 342870), (1790, 274296), (1969, 249360), (2078, 236280), (2148, 228580), (2640, 185981), (2685, 182864), (2864, 171435), (3117, 157520), (3580, 137148), (3938, 124680), (4156, 118140), (4296, 114290), (5195, 94512), (5370, 91432), (5907, 83120), (6234, 78760), (7160, 68574), (7876, 62340), (8312, 59070), (8592, 57145), (9845, 49872), (10390, 47256), (10740, 45716), (11429, 42960), (11814, 41560), (12468, 39380), (14320, 34287), (15585, 31504), (15752, 31170), (16624, 29535), (19690, 24936), (20780, 23628), (21480, 22858)]