245100240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4421}}^1$

素因数の和:4458

約数の個数: 240

約数和(自身を含む): 1026470016

約数和(自身を除く): 781369776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4421, 4620, 5040, 5544, 6160, 6930, 7920, 8842, 9240, 11088, 13263, 13860, 17684, 18480, 22105, 26526, 27720, 30947, 35368, 39789, 44210, 48631, 53052, 55440, 61894, 66315, 70736, 79578, 88420, 92841, 97262, 106104, 123788, 132630, 145893, 154735, 159156, 176840, 185682, 194524, 198945, 212208, 243155, 247576, 265260, 278523, 291786, 309470, 318312, 340417, 353680, 371364, 389048, 397890, 437679, 464205, 486310, 495152, 530520, 557046, 583572, 618940, 636624, 680834, 729465, 742728, 778096, 795780, 875358, 928410, 972620, 1021251, 1061040, 1114092, 1167144, 1237880, 1361668, 1392615, 1458930, 1485456, 1591560, 1702085, 1750716, 1856820, 1945240, 2042502, 2188395, 2228184, 2334288, 2475760, 2723336, 2785230, 2917860, 3063753, 3183120, 3404170, 3501432, 3713640, 3890480, 4085004, 4376790, 4456368, 5106255, 5446672, 5570460, 5835720, 6127506, 6808340, 7002864, 7427280, 8170008, 8753580, 10212510, 11140920, 11671440, 12255012, 13616680, 15318765, 16340016, 17507160, 20425020, 22281840, 24510024, 27233360, 30637530, 35014320, 40850040, 49020048, 61275060, 81700080, 122550120, 245100240]

約数ペア:

[(1, 245100240), (2, 122550120), (3, 81700080), (4, 61275060), (5, 49020048), (6, 40850040), (7, 35014320), (8, 30637530), (9, 27233360), (10, 24510024), (11, 22281840), (12, 20425020), (14, 17507160), (15, 16340016), (16, 15318765), (18, 13616680), (20, 12255012), (21, 11671440), (22, 11140920), (24, 10212510), (28, 8753580), (30, 8170008), (33, 7427280), (35, 7002864), (36, 6808340), (40, 6127506), (42, 5835720), (44, 5570460), (45, 5446672), (48, 5106255), (55, 4456368), (56, 4376790), (60, 4085004), (63, 3890480), (66, 3713640), (70, 3501432), (72, 3404170), (77, 3183120), (80, 3063753), (84, 2917860), (88, 2785230), (90, 2723336), (99, 2475760), (105, 2334288), (110, 2228184), (112, 2188395), (120, 2042502), (126, 1945240), (132, 1856820), (140, 1750716), (144, 1702085), (154, 1591560), (165, 1485456), (168, 1458930), (176, 1392615), (180, 1361668), (198, 1237880), (210, 1167144), (220, 1114092), (231, 1061040), (240, 1021251), (252, 972620), (264, 928410), (280, 875358), (308, 795780), (315, 778096), (330, 742728), (336, 729465), (360, 680834), (385, 636624), (396, 618940), (420, 583572), (440, 557046), (462, 530520), (495, 495152), (504, 486310), (528, 464205), (560, 437679), (616, 397890), (630, 389048), (660, 371364), (693, 353680), (720, 340417), (770, 318312), (792, 309470), (840, 291786), (880, 278523), (924, 265260), (990, 247576), (1008, 243155), (1155, 212208), (1232, 198945), (1260, 194524), (1320, 185682), (1386, 176840), (1540, 159156), (1584, 154735), (1680, 145893), (1848, 132630), (1980, 123788), (2310, 106104), (2520, 97262), (2640, 92841), (2772, 88420), (3080, 79578), (3465, 70736), (3696, 66315), (3960, 61894), (4421, 55440), (4620, 53052), (5040, 48631), (5544, 44210), (6160, 39789), (6930, 35368), (7920, 30947), (8842, 27720), (9240, 26526), (11088, 22105), (13263, 18480), (13860, 17684)]