123495840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1$

素因数の和:773

約数の個数: 240

約数和(自身を含む): 470003688

約数和(自身を除く): 346507848

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, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 585, 624, 648, 702, 720, 733, 780, 810, 864, 936, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1466, 1560, 1620, 1755, 1872, 2080, 2106, 2160, 2199, 2340, 2592, 2808, 2932, 3120, 3240, 3510, 3665, 3744, 4212, 4320, 4398, 4680, 5265, 5616, 5864, 6240, 6480, 6597, 7020, 7330, 8424, 8796, 9360, 9529, 10530, 10995, 11232, 11728, 12960, 13194, 14040, 14660, 16848, 17592, 18720, 19058, 19791, 21060, 21990, 23456, 26388, 28080, 28587, 29320, 32985, 33696, 35184, 38116, 39582, 42120, 43980, 47645, 52776, 56160, 57174, 58640, 59373, 65970, 70368, 76232, 79164, 84240, 85761, 87960, 95290, 98955, 105552, 114348, 117280, 118746, 131940, 142935, 152464, 158328, 168480, 171522, 175920, 190580, 197910, 211104, 228696, 237492, 257283, 263880, 285870, 296865, 304928, 316656, 343044, 351840, 381160, 395820, 428805, 457392, 474984, 514566, 527760, 571740, 593730, 633312, 686088, 762320, 771849, 791640, 857610, 914784, 949968, 1029132, 1055520, 1143480, 1187460, 1286415, 1372176, 1524640, 1543698, 1583280, 1715220, 1899936, 2058264, 2286960, 2374920, 2572830, 2744352, 3087396, 3166560, 3430440, 3859245, 4116528, 4573920, 4749840, 5145660, 6174792, 6860880, 7718490, 8233056, 9499680, 10291320, 12349584, 13721760, 15436980, 20582640, 24699168, 30873960, 41165280, 61747920, 123495840]

約数ペア:

[(1, 123495840), (2, 61747920), (3, 41165280), (4, 30873960), (5, 24699168), (6, 20582640), (8, 15436980), (9, 13721760), (10, 12349584), (12, 10291320), (13, 9499680), (15, 8233056), (16, 7718490), (18, 6860880), (20, 6174792), (24, 5145660), (26, 4749840), (27, 4573920), (30, 4116528), (32, 3859245), (36, 3430440), (39, 3166560), (40, 3087396), (45, 2744352), (48, 2572830), (52, 2374920), (54, 2286960), (60, 2058264), (65, 1899936), (72, 1715220), (78, 1583280), (80, 1543698), (81, 1524640), (90, 1372176), (96, 1286415), (104, 1187460), (108, 1143480), (117, 1055520), (120, 1029132), (130, 949968), (135, 914784), (144, 857610), (156, 791640), (160, 771849), (162, 762320), (180, 686088), (195, 633312), (208, 593730), (216, 571740), (234, 527760), (240, 514566), (260, 474984), (270, 457392), (288, 428805), (312, 395820), (324, 381160), (351, 351840), (360, 343044), (390, 316656), (405, 304928), (416, 296865), (432, 285870), (468, 263880), (480, 257283), (520, 237492), (540, 228696), (585, 211104), (624, 197910), (648, 190580), (702, 175920), (720, 171522), (733, 168480), (780, 158328), (810, 152464), (864, 142935), (936, 131940), (1040, 118746), (1053, 117280), (1080, 114348), (1170, 105552), (1248, 98955), (1296, 95290), (1404, 87960), (1440, 85761), (1466, 84240), (1560, 79164), (1620, 76232), (1755, 70368), (1872, 65970), (2080, 59373), (2106, 58640), (2160, 57174), (2199, 56160), (2340, 52776), (2592, 47645), (2808, 43980), (2932, 42120), (3120, 39582), (3240, 38116), (3510, 35184), (3665, 33696), (3744, 32985), (4212, 29320), (4320, 28587), (4398, 28080), (4680, 26388), (5265, 23456), (5616, 21990), (5864, 21060), (6240, 19791), (6480, 19058), (6597, 18720), (7020, 17592), (7330, 16848), (8424, 14660), (8796, 14040), (9360, 13194), (9529, 12960), (10530, 11728), (10995, 11232)]