278385120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4994

約数の個数: 192

約数和(自身を含む): 1049509440

約数和(自身を除く): 771124320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 4957, 5616, 6240, 7020, 9360, 9914, 11232, 14040, 14871, 18720, 19828, 24785, 28080, 29742, 39656, 44613, 49570, 56160, 59484, 64441, 74355, 79312, 89226, 99140, 118968, 128882, 133839, 148710, 158624, 178452, 193323, 198280, 223065, 237936, 257764, 267678, 297420, 322205, 356904, 386646, 396560, 446130, 475872, 515528, 535356, 579969, 594840, 644410, 669195, 713808, 773292, 793120, 892260, 966615, 1031056, 1070712, 1159938, 1189680, 1288820, 1338390, 1427616, 1546584, 1739907, 1784520, 1933230, 2062112, 2141424, 2319876, 2379360, 2577640, 2676780, 2899845, 3093168, 3479814, 3569040, 3866460, 4282848, 4639752, 5155280, 5353560, 5799690, 6186336, 6959628, 7138080, 7732920, 8699535, 9279504, 10310560, 10707120, 11599380, 13919256, 15465840, 17399070, 18559008, 21414240, 23198760, 27838512, 30931680, 34798140, 46397520, 55677024, 69596280, 92795040, 139192560, 278385120]

約数ペア:

[(1, 278385120), (2, 139192560), (3, 92795040), (4, 69596280), (5, 55677024), (6, 46397520), (8, 34798140), (9, 30931680), (10, 27838512), (12, 23198760), (13, 21414240), (15, 18559008), (16, 17399070), (18, 15465840), (20, 13919256), (24, 11599380), (26, 10707120), (27, 10310560), (30, 9279504), (32, 8699535), (36, 7732920), (39, 7138080), (40, 6959628), (45, 6186336), (48, 5799690), (52, 5353560), (54, 5155280), (60, 4639752), (65, 4282848), (72, 3866460), (78, 3569040), (80, 3479814), (90, 3093168), (96, 2899845), (104, 2676780), (108, 2577640), (117, 2379360), (120, 2319876), (130, 2141424), (135, 2062112), (144, 1933230), (156, 1784520), (160, 1739907), (180, 1546584), (195, 1427616), (208, 1338390), (216, 1288820), (234, 1189680), (240, 1159938), (260, 1070712), (270, 1031056), (288, 966615), (312, 892260), (351, 793120), (360, 773292), (390, 713808), (416, 669195), (432, 644410), (468, 594840), (480, 579969), (520, 535356), (540, 515528), (585, 475872), (624, 446130), (702, 396560), (720, 386646), (780, 356904), (864, 322205), (936, 297420), (1040, 267678), (1080, 257764), (1170, 237936), (1248, 223065), (1404, 198280), (1440, 193323), (1560, 178452), (1755, 158624), (1872, 148710), (2080, 133839), (2160, 128882), (2340, 118968), (2808, 99140), (3120, 89226), (3510, 79312), (3744, 74355), (4320, 64441), (4680, 59484), (4957, 56160), (5616, 49570), (6240, 44613), (7020, 39656), (9360, 29742), (9914, 28080), (11232, 24785), (14040, 19828), (14871, 18720)]