798161980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 216

約数和(自身を含む): 2200794624

約数和(自身を除く): 1402632644

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 53, 55, 70, 77, 98, 106, 110, 121, 127, 140, 154, 196, 212, 220, 242, 245, 254, 265, 308, 371, 385, 484, 490, 508, 530, 539, 583, 605, 635, 742, 770, 847, 889, 980, 1060, 1078, 1166, 1210, 1270, 1397, 1484, 1540, 1694, 1778, 1855, 2156, 2332, 2420, 2540, 2597, 2695, 2794, 2915, 3388, 3556, 3710, 4081, 4235, 4445, 5194, 5390, 5588, 5830, 5929, 6223, 6413, 6731, 6985, 7420, 8162, 8470, 8890, 9779, 10388, 10780, 11660, 11858, 12446, 12826, 12985, 13462, 13970, 15367, 16324, 16940, 17780, 19558, 20405, 23716, 24892, 25652, 25970, 26924, 27940, 28567, 29645, 30734, 31115, 32065, 33655, 39116, 40810, 44891, 47117, 48895, 51940, 57134, 59290, 61468, 62230, 64130, 67310, 68453, 74041, 76835, 81620, 89782, 94234, 97790, 107569, 114268, 118580, 124460, 128260, 134620, 136906, 142835, 148082, 153670, 179564, 188468, 195580, 215138, 224455, 235585, 273812, 285670, 296164, 307340, 314237, 329819, 342265, 370205, 430276, 448910, 471170, 518287, 537845, 571340, 628474, 659638, 684530, 740410, 752983, 814451, 897820, 942340, 1036574, 1075690, 1256948, 1319276, 1369060, 1480820, 1505966, 1571185, 1628902, 1649095, 2073148, 2151380, 2591435, 3011932, 3142370, 3257804, 3298190, 3628009, 3764915, 4072255, 5182870, 5701157, 6284740, 6596380, 7256018, 7529830, 8144510, 10365740, 11402314, 14512036, 15059660, 16289020, 18140045, 22804628, 28505785, 36280090, 39908099, 57011570, 72560180, 79816198, 114023140, 159632396, 199540495, 399080990, 798161980]

約数ペア:

[(1, 798161980), (2, 399080990), (4, 199540495), (5, 159632396), (7, 114023140), (10, 79816198), (11, 72560180), (14, 57011570), (20, 39908099), (22, 36280090), (28, 28505785), (35, 22804628), (44, 18140045), (49, 16289020), (53, 15059660), (55, 14512036), (70, 11402314), (77, 10365740), (98, 8144510), (106, 7529830), (110, 7256018), (121, 6596380), (127, 6284740), (140, 5701157), (154, 5182870), (196, 4072255), (212, 3764915), (220, 3628009), (242, 3298190), (245, 3257804), (254, 3142370), (265, 3011932), (308, 2591435), (371, 2151380), (385, 2073148), (484, 1649095), (490, 1628902), (508, 1571185), (530, 1505966), (539, 1480820), (583, 1369060), (605, 1319276), (635, 1256948), (742, 1075690), (770, 1036574), (847, 942340), (889, 897820), (980, 814451), (1060, 752983), (1078, 740410), (1166, 684530), (1210, 659638), (1270, 628474), (1397, 571340), (1484, 537845), (1540, 518287), (1694, 471170), (1778, 448910), (1855, 430276), (2156, 370205), (2332, 342265), (2420, 329819), (2540, 314237), (2597, 307340), (2695, 296164), (2794, 285670), (2915, 273812), (3388, 235585), (3556, 224455), (3710, 215138), (4081, 195580), (4235, 188468), (4445, 179564), (5194, 153670), (5390, 148082), (5588, 142835), (5830, 136906), (5929, 134620), (6223, 128260), (6413, 124460), (6731, 118580), (6985, 114268), (7420, 107569), (8162, 97790), (8470, 94234), (8890, 89782), (9779, 81620), (10388, 76835), (10780, 74041), (11660, 68453), (11858, 67310), (12446, 64130), (12826, 62230), (12985, 61468), (13462, 59290), (13970, 57134), (15367, 51940), (16324, 48895), (16940, 47117), (17780, 44891), (19558, 40810), (20405, 39116), (23716, 33655), (24892, 32065), (25652, 31115), (25970, 30734), (26924, 29645), (27940, 28567)]