1728629640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:477

約数の個数: 256

約数和(自身を含む): 5975424000

約数和(自身を除く): 4246794360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 181, 185, 216, 222, 239, 270, 296, 333, 360, 362, 370, 444, 478, 540, 543, 555, 666, 717, 724, 740, 888, 905, 956, 999, 1080, 1086, 1110, 1195, 1332, 1434, 1448, 1480, 1629, 1665, 1810, 1912, 1998, 2151, 2172, 2220, 2390, 2664, 2715, 2868, 3258, 3330, 3585, 3620, 3996, 4302, 4344, 4440, 4780, 4887, 4995, 5430, 5736, 6453, 6516, 6660, 6697, 7170, 7240, 7992, 8145, 8604, 8843, 9560, 9774, 9990, 10755, 10860, 12906, 13032, 13320, 13394, 14340, 16290, 17208, 17686, 19548, 19980, 20091, 21510, 21720, 24435, 25812, 26529, 26788, 28680, 32265, 32580, 33485, 35372, 39096, 39960, 40182, 43020, 43259, 44215, 48870, 51624, 53058, 53576, 60273, 64530, 65160, 66970, 70744, 79587, 80364, 86040, 86518, 88430, 97740, 100455, 106116, 120546, 129060, 129777, 132645, 133940, 159174, 160728, 173036, 176860, 180819, 195480, 200910, 212232, 216295, 238761, 241092, 258120, 259554, 265290, 267880, 301365, 318348, 346072, 353720, 361638, 389331, 397935, 401820, 432590, 477522, 482184, 519108, 530580, 602730, 636696, 648885, 723276, 778662, 795870, 803640, 865180, 904095, 955044, 1038216, 1061160, 1167993, 1193805, 1205460, 1297770, 1446552, 1557324, 1591740, 1600583, 1730360, 1808190, 1910088, 1946655, 2335986, 2387610, 2410920, 2595540, 3114648, 3183480, 3201166, 3616380, 3893310, 4671972, 4775220, 4801749, 5191080, 5839965, 6402332, 7232760, 7786620, 8002915, 9343944, 9550440, 9603498, 11679930, 12804664, 14405247, 15573240, 16005830, 19206996, 23359860, 24008745, 28810494, 32011660, 38413992, 43215741, 46719720, 48017490, 57620988, 64023320, 72026235, 86431482, 96034980, 115241976, 144052470, 172862964, 192069960, 216078705, 288104940, 345725928, 432157410, 576209880, 864314820, 1728629640]

約数ペア:

[(1, 1728629640), (2, 864314820), (3, 576209880), (4, 432157410), (5, 345725928), (6, 288104940), (8, 216078705), (9, 192069960), (10, 172862964), (12, 144052470), (15, 115241976), (18, 96034980), (20, 86431482), (24, 72026235), (27, 64023320), (30, 57620988), (36, 48017490), (37, 46719720), (40, 43215741), (45, 38413992), (54, 32011660), (60, 28810494), (72, 24008745), (74, 23359860), (90, 19206996), (108, 16005830), (111, 15573240), (120, 14405247), (135, 12804664), (148, 11679930), (180, 9603498), (181, 9550440), (185, 9343944), (216, 8002915), (222, 7786620), (239, 7232760), (270, 6402332), (296, 5839965), (333, 5191080), (360, 4801749), (362, 4775220), (370, 4671972), (444, 3893310), (478, 3616380), (540, 3201166), (543, 3183480), (555, 3114648), (666, 2595540), (717, 2410920), (724, 2387610), (740, 2335986), (888, 1946655), (905, 1910088), (956, 1808190), (999, 1730360), (1080, 1600583), (1086, 1591740), (1110, 1557324), (1195, 1446552), (1332, 1297770), (1434, 1205460), (1448, 1193805), (1480, 1167993), (1629, 1061160), (1665, 1038216), (1810, 955044), (1912, 904095), (1998, 865180), (2151, 803640), (2172, 795870), (2220, 778662), (2390, 723276), (2664, 648885), (2715, 636696), (2868, 602730), (3258, 530580), (3330, 519108), (3585, 482184), (3620, 477522), (3996, 432590), (4302, 401820), (4344, 397935), (4440, 389331), (4780, 361638), (4887, 353720), (4995, 346072), (5430, 318348), (5736, 301365), (6453, 267880), (6516, 265290), (6660, 259554), (6697, 258120), (7170, 241092), (7240, 238761), (7992, 216295), (8145, 212232), (8604, 200910), (8843, 195480), (9560, 180819), (9774, 176860), (9990, 173036), (10755, 160728), (10860, 159174), (12906, 133940), (13032, 132645), (13320, 129777), (13394, 129060), (14340, 120546), (16290, 106116), (17208, 100455), (17686, 97740), (19548, 88430), (19980, 86518), (20091, 86040), (21510, 80364), (21720, 79587), (24435, 70744), (25812, 66970), (26529, 65160), (26788, 64530), (28680, 60273), (32265, 53576), (32580, 53058), (33485, 51624), (35372, 48870), (39096, 44215), (39960, 43259), (40182, 43020)]