253700280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 862617600

約数和(自身を除く): 608917320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 127, 155, 179, 180, 186, 248, 254, 279, 310, 358, 360, 372, 381, 465, 508, 537, 558, 620, 635, 716, 744, 762, 895, 930, 1016, 1074, 1116, 1143, 1240, 1270, 1395, 1432, 1524, 1611, 1790, 1860, 1905, 2148, 2232, 2286, 2540, 2685, 2790, 3048, 3222, 3580, 3720, 3810, 3937, 4296, 4572, 5080, 5370, 5549, 5580, 5715, 6444, 7160, 7620, 7874, 8055, 9144, 10740, 11098, 11160, 11430, 11811, 12888, 15240, 15748, 16110, 16647, 19685, 21480, 22196, 22733, 22860, 23622, 27745, 31496, 32220, 33294, 35433, 39370, 44392, 45466, 45720, 47244, 49941, 55490, 59055, 64440, 66588, 68199, 70866, 78740, 83235, 90932, 94488, 99882, 110980, 113665, 118110, 133176, 136398, 141732, 157480, 166470, 177165, 181864, 199764, 204597, 221960, 227330, 236220, 249705, 272796, 283464, 332940, 340995, 354330, 399528, 409194, 454660, 472440, 499410, 545592, 665880, 681990, 704723, 708660, 818388, 909320, 998820, 1022985, 1363980, 1409446, 1417320, 1636776, 1997640, 2045970, 2114169, 2727960, 2818892, 3523615, 4091940, 4228338, 5637784, 6342507, 7047230, 8183880, 8456676, 10570845, 12685014, 14094460, 16913352, 21141690, 25370028, 28188920, 31712535, 42283380, 50740056, 63425070, 84566760, 126850140, 253700280]

約数ペア:

[(1, 253700280), (2, 126850140), (3, 84566760), (4, 63425070), (5, 50740056), (6, 42283380), (8, 31712535), (9, 28188920), (10, 25370028), (12, 21141690), (15, 16913352), (18, 14094460), (20, 12685014), (24, 10570845), (30, 8456676), (31, 8183880), (36, 7047230), (40, 6342507), (45, 5637784), (60, 4228338), (62, 4091940), (72, 3523615), (90, 2818892), (93, 2727960), (120, 2114169), (124, 2045970), (127, 1997640), (155, 1636776), (179, 1417320), (180, 1409446), (186, 1363980), (248, 1022985), (254, 998820), (279, 909320), (310, 818388), (358, 708660), (360, 704723), (372, 681990), (381, 665880), (465, 545592), (508, 499410), (537, 472440), (558, 454660), (620, 409194), (635, 399528), (716, 354330), (744, 340995), (762, 332940), (895, 283464), (930, 272796), (1016, 249705), (1074, 236220), (1116, 227330), (1143, 221960), (1240, 204597), (1270, 199764), (1395, 181864), (1432, 177165), (1524, 166470), (1611, 157480), (1790, 141732), (1860, 136398), (1905, 133176), (2148, 118110), (2232, 113665), (2286, 110980), (2540, 99882), (2685, 94488), (2790, 90932), (3048, 83235), (3222, 78740), (3580, 70866), (3720, 68199), (3810, 66588), (3937, 64440), (4296, 59055), (4572, 55490), (5080, 49941), (5370, 47244), (5549, 45720), (5580, 45466), (5715, 44392), (6444, 39370), (7160, 35433), (7620, 33294), (7874, 32220), (8055, 31496), (9144, 27745), (10740, 23622), (11098, 22860), (11160, 22733), (11430, 22196), (11811, 21480), (12888, 19685), (15240, 16647), (15748, 16110)]