208016100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:508

約数の個数: 180

約数和(自身を含む): 686988148

約数和(自身を除く): 478972048

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 61, 75, 81, 90, 100, 108, 122, 135, 150, 162, 180, 183, 225, 244, 270, 300, 305, 324, 366, 405, 421, 450, 540, 549, 610, 675, 732, 810, 842, 900, 915, 1098, 1220, 1263, 1350, 1525, 1620, 1647, 1684, 1830, 2025, 2105, 2196, 2526, 2700, 2745, 3050, 3294, 3660, 3789, 4050, 4210, 4575, 4941, 5052, 5490, 6100, 6315, 6588, 7578, 8100, 8235, 8420, 9150, 9882, 10525, 10980, 11367, 12630, 13725, 15156, 16470, 18300, 18945, 19764, 21050, 22734, 24705, 25260, 25681, 27450, 31575, 32940, 34101, 37890, 41175, 42100, 45468, 49410, 51362, 54900, 56835, 63150, 68202, 75780, 77043, 82350, 94725, 98820, 102724, 113670, 123525, 126300, 128405, 136404, 154086, 164700, 170505, 189450, 227340, 231129, 247050, 256810, 284175, 308172, 341010, 378900, 385215, 462258, 494100, 513620, 568350, 642025, 682020, 693387, 770430, 852525, 924516, 1136700, 1155645, 1284050, 1386774, 1540860, 1705050, 1926075, 2080161, 2311290, 2568100, 2773548, 3410100, 3466935, 3852150, 4160322, 4622580, 5778225, 6933870, 7704300, 8320644, 10400805, 11556450, 13867740, 17334675, 20801610, 23112900, 34669350, 41603220, 52004025, 69338700, 104008050, 208016100]

約数ペア:

[(1, 208016100), (2, 104008050), (3, 69338700), (4, 52004025), (5, 41603220), (6, 34669350), (9, 23112900), (10, 20801610), (12, 17334675), (15, 13867740), (18, 11556450), (20, 10400805), (25, 8320644), (27, 7704300), (30, 6933870), (36, 5778225), (45, 4622580), (50, 4160322), (54, 3852150), (60, 3466935), (61, 3410100), (75, 2773548), (81, 2568100), (90, 2311290), (100, 2080161), (108, 1926075), (122, 1705050), (135, 1540860), (150, 1386774), (162, 1284050), (180, 1155645), (183, 1136700), (225, 924516), (244, 852525), (270, 770430), (300, 693387), (305, 682020), (324, 642025), (366, 568350), (405, 513620), (421, 494100), (450, 462258), (540, 385215), (549, 378900), (610, 341010), (675, 308172), (732, 284175), (810, 256810), (842, 247050), (900, 231129), (915, 227340), (1098, 189450), (1220, 170505), (1263, 164700), (1350, 154086), (1525, 136404), (1620, 128405), (1647, 126300), (1684, 123525), (1830, 113670), (2025, 102724), (2105, 98820), (2196, 94725), (2526, 82350), (2700, 77043), (2745, 75780), (3050, 68202), (3294, 63150), (3660, 56835), (3789, 54900), (4050, 51362), (4210, 49410), (4575, 45468), (4941, 42100), (5052, 41175), (5490, 37890), (6100, 34101), (6315, 32940), (6588, 31575), (7578, 27450), (8100, 25681), (8235, 25260), (8420, 24705), (9150, 22734), (9882, 21050), (10525, 19764), (10980, 18945), (11367, 18300), (12630, 16470), (13725, 15156)]