78989040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 320

約数和(自身を含む): 306230400

約数和(自身を除く): 227241360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 48, 52, 54, 58, 60, 65, 72, 78, 80, 87, 90, 97, 104, 108, 116, 117, 120, 130, 135, 144, 145, 156, 174, 180, 194, 195, 208, 216, 232, 234, 240, 260, 261, 270, 290, 291, 312, 348, 351, 360, 377, 388, 390, 432, 435, 464, 468, 485, 520, 522, 540, 580, 582, 585, 624, 696, 702, 720, 754, 776, 780, 783, 870, 873, 936, 970, 1040, 1044, 1080, 1131, 1160, 1164, 1170, 1261, 1305, 1392, 1404, 1455, 1508, 1552, 1560, 1566, 1740, 1746, 1755, 1872, 1885, 1940, 2088, 2160, 2262, 2320, 2328, 2340, 2522, 2610, 2619, 2808, 2813, 2910, 3016, 3120, 3132, 3393, 3480, 3492, 3510, 3770, 3783, 3880, 3915, 4176, 4365, 4524, 4656, 4680, 5044, 5220, 5238, 5616, 5626, 5655, 5820, 6032, 6264, 6305, 6786, 6960, 6984, 7020, 7540, 7566, 7760, 7830, 8439, 8730, 9048, 9360, 10088, 10179, 10440, 10476, 11252, 11310, 11349, 11640, 12528, 12610, 13095, 13572, 13968, 14040, 14065, 15080, 15132, 15660, 16878, 16965, 17460, 18096, 18915, 20176, 20358, 20880, 20952, 22504, 22620, 22698, 23280, 25220, 25317, 26190, 27144, 28080, 28130, 30160, 30264, 31320, 33756, 33930, 34047, 34920, 36569, 37830, 40716, 41904, 42195, 45008, 45240, 45396, 50440, 50634, 50895, 52380, 54288, 56260, 56745, 60528, 62640, 67512, 67860, 68094, 69840, 73138, 75660, 75951, 81432, 84390, 90480, 90792, 100880, 101268, 101790, 104760, 109707, 112520, 113490, 126585, 135024, 135720, 136188, 146276, 151320, 151902, 162864, 168780, 170235, 181584, 182845, 202536, 203580, 209520, 219414, 225040, 226980, 253170, 271440, 272376, 292552, 302640, 303804, 329121, 337560, 340470, 365690, 379755, 405072, 407160, 438828, 453960, 506340, 544752, 548535, 585104, 607608, 658242, 675120, 680940, 731380, 759510, 814320, 877656, 907920, 987363, 1012680, 1097070, 1215216, 1316484, 1361880, 1462760, 1519020, 1645605, 1755312, 1974726, 2025360, 2194140, 2632968, 2723760, 2925520, 3038040, 3291210, 3949452, 4388280, 4936815, 5265936, 6076080, 6582420, 7898904, 8776560, 9873630, 13164840, 15797808, 19747260, 26329680, 39494520, 78989040]

約数ペア:

[(1, 78989040), (2, 39494520), (3, 26329680), (4, 19747260), (5, 15797808), (6, 13164840), (8, 9873630), (9, 8776560), (10, 7898904), (12, 6582420), (13, 6076080), (15, 5265936), (16, 4936815), (18, 4388280), (20, 3949452), (24, 3291210), (26, 3038040), (27, 2925520), (29, 2723760), (30, 2632968), (36, 2194140), (39, 2025360), (40, 1974726), (45, 1755312), (48, 1645605), (52, 1519020), (54, 1462760), (58, 1361880), (60, 1316484), (65, 1215216), (72, 1097070), (78, 1012680), (80, 987363), (87, 907920), (90, 877656), (97, 814320), (104, 759510), (108, 731380), (116, 680940), (117, 675120), (120, 658242), (130, 607608), (135, 585104), (144, 548535), (145, 544752), (156, 506340), (174, 453960), (180, 438828), (194, 407160), (195, 405072), (208, 379755), (216, 365690), (232, 340470), (234, 337560), (240, 329121), (260, 303804), (261, 302640), (270, 292552), (290, 272376), (291, 271440), (312, 253170), (348, 226980), (351, 225040), (360, 219414), (377, 209520), (388, 203580), (390, 202536), (432, 182845), (435, 181584), (464, 170235), (468, 168780), (485, 162864), (520, 151902), (522, 151320), (540, 146276), (580, 136188), (582, 135720), (585, 135024), (624, 126585), (696, 113490), (702, 112520), (720, 109707), (754, 104760), (776, 101790), (780, 101268), (783, 100880), (870, 90792), (873, 90480), (936, 84390), (970, 81432), (1040, 75951), (1044, 75660), (1080, 73138), (1131, 69840), (1160, 68094), (1164, 67860), (1170, 67512), (1261, 62640), (1305, 60528), (1392, 56745), (1404, 56260), (1455, 54288), (1508, 52380), (1552, 50895), (1560, 50634), (1566, 50440), (1740, 45396), (1746, 45240), (1755, 45008), (1872, 42195), (1885, 41904), (1940, 40716), (2088, 37830), (2160, 36569), (2262, 34920), (2320, 34047), (2328, 33930), (2340, 33756), (2522, 31320), (2610, 30264), (2619, 30160), (2808, 28130), (2813, 28080), (2910, 27144), (3016, 26190), (3120, 25317), (3132, 25220), (3393, 23280), (3480, 22698), (3492, 22620), (3510, 22504), (3770, 20952), (3783, 20880), (3880, 20358), (3915, 20176), (4176, 18915), (4365, 18096), (4524, 17460), (4656, 16965), (4680, 16878), (5044, 15660), (5220, 15132), (5238, 15080), (5616, 14065), (5626, 14040), (5655, 13968), (5820, 13572), (6032, 13095), (6264, 12610), (6305, 12528), (6786, 11640), (6960, 11349), (6984, 11310), (7020, 11252), (7540, 10476), (7566, 10440), (7760, 10179), (7830, 10088), (8439, 9360), (8730, 9048)]