212507280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2659}}^1$

素因数の和:2718

約数の個数: 160

約数和(自身を含む): 752035200

約数和(自身を除く): 539527920

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, 2659, 2664, 2960, 3330, 3996, 4440, 4995, 5318, 5328, 6660, 7977, 7992, 8880, 9990, 10636, 13295, 13320, 15954, 15984, 19980, 21272, 23931, 26590, 26640, 31908, 39885, 39960, 42544, 47862, 53180, 63816, 71793, 79770, 79920, 95724, 98383, 106360, 119655, 127632, 143586, 159540, 191448, 196766, 212720, 239310, 287172, 295149, 319080, 358965, 382896, 393532, 478620, 491915, 574344, 590298, 638160, 717930, 787064, 885447, 957240, 983830, 1148688, 1180596, 1435860, 1475745, 1574128, 1770894, 1914480, 1967660, 2361192, 2656341, 2871720, 2951490, 3541788, 3935320, 4427235, 4722384, 5312682, 5743440, 5902980, 7083576, 7870640, 8854470, 10625364, 11805960, 13281705, 14167152, 17708940, 21250728, 23611920, 26563410, 35417880, 42501456, 53126820, 70835760, 106253640, 212507280]

約数ペア:

[(1, 212507280), (2, 106253640), (3, 70835760), (4, 53126820), (5, 42501456), (6, 35417880), (8, 26563410), (9, 23611920), (10, 21250728), (12, 17708940), (15, 14167152), (16, 13281705), (18, 11805960), (20, 10625364), (24, 8854470), (27, 7870640), (30, 7083576), (36, 5902980), (37, 5743440), (40, 5312682), (45, 4722384), (48, 4427235), (54, 3935320), (60, 3541788), (72, 2951490), (74, 2871720), (80, 2656341), (90, 2361192), (108, 1967660), (111, 1914480), (120, 1770894), (135, 1574128), (144, 1475745), (148, 1435860), (180, 1180596), (185, 1148688), (216, 983830), (222, 957240), (240, 885447), (270, 787064), (296, 717930), (333, 638160), (360, 590298), (370, 574344), (432, 491915), (444, 478620), (540, 393532), (555, 382896), (592, 358965), (666, 319080), (720, 295149), (740, 287172), (888, 239310), (999, 212720), (1080, 196766), (1110, 191448), (1332, 159540), (1480, 143586), (1665, 127632), (1776, 119655), (1998, 106360), (2160, 98383), (2220, 95724), (2659, 79920), (2664, 79770), (2960, 71793), (3330, 63816), (3996, 53180), (4440, 47862), (4995, 42544), (5318, 39960), (5328, 39885), (6660, 31908), (7977, 26640), (7992, 26590), (8880, 23931), (9990, 21272), (10636, 19980), (13295, 15984), (13320, 15954)]