1608709680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20129}}^1$

素因数の和:20188

約数の個数: 160

約数和(自身を含む): 5691153600

約数和(自身を除く): 4082443920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2160, 2220, 2664, 2960, 3330, 3996, 4440, 4995, 5328, 6660, 7992, 8880, 9990, 13320, 15984, 19980, 20129, 26640, 39960, 40258, 60387, 79920, 80516, 100645, 120774, 161032, 181161, 201290, 241548, 301935, 322064, 362322, 402580, 483096, 543483, 603870, 724644, 744773, 805160, 905805, 966192, 1086966, 1207740, 1449288, 1489546, 1610320, 1811610, 2173932, 2234319, 2415480, 2717415, 2898576, 2979092, 3623220, 3723865, 4347864, 4468638, 4830960, 5434830, 5958184, 6702957, 7246440, 7447730, 8695728, 8937276, 10869660, 11171595, 11916368, 13405914, 14492880, 14895460, 17874552, 20108871, 21739320, 22343190, 26811828, 29790920, 33514785, 35749104, 40217742, 43478640, 44686380, 53623656, 59581840, 67029570, 80435484, 89372760, 100544355, 107247312, 134059140, 160870968, 178745520, 201088710, 268118280, 321741936, 402177420, 536236560, 804354840, 1608709680]

約数ペア:

[(1, 1608709680), (2, 804354840), (3, 536236560), (4, 402177420), (5, 321741936), (6, 268118280), (8, 201088710), (9, 178745520), (10, 160870968), (12, 134059140), (15, 107247312), (16, 100544355), (18, 89372760), (20, 80435484), (24, 67029570), (27, 59581840), (30, 53623656), (36, 44686380), (37, 43478640), (40, 40217742), (45, 35749104), (48, 33514785), (54, 29790920), (60, 26811828), (72, 22343190), (74, 21739320), (80, 20108871), (90, 17874552), (108, 14895460), (111, 14492880), (120, 13405914), (135, 11916368), (144, 11171595), (148, 10869660), (180, 8937276), (185, 8695728), (216, 7447730), (222, 7246440), (240, 6702957), (270, 5958184), (296, 5434830), (333, 4830960), (360, 4468638), (370, 4347864), (432, 3723865), (444, 3623220), (540, 2979092), (555, 2898576), (592, 2717415), (666, 2415480), (720, 2234319), (740, 2173932), (888, 1811610), (999, 1610320), (1080, 1489546), (1110, 1449288), (1332, 1207740), (1480, 1086966), (1665, 966192), (1776, 905805), (1998, 805160), (2160, 744773), (2220, 724644), (2664, 603870), (2960, 543483), (3330, 483096), (3996, 402580), (4440, 362322), (4995, 322064), (5328, 301935), (6660, 241548), (7992, 201290), (8880, 181161), (9990, 161032), (13320, 120774), (15984, 100645), (19980, 80516), (20129, 79920), (26640, 60387), (39960, 40258)]