211516680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 650707200

約数和(自身を除く): 439190520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 109, 120, 157, 206, 218, 309, 314, 327, 412, 436, 471, 515, 545, 618, 628, 654, 785, 824, 872, 942, 1030, 1090, 1236, 1256, 1308, 1545, 1570, 1635, 1884, 2060, 2180, 2355, 2472, 2616, 3090, 3140, 3270, 3768, 4120, 4360, 4710, 6180, 6280, 6540, 9420, 11227, 12360, 13080, 16171, 17113, 18840, 22454, 32342, 33681, 34226, 44908, 48513, 51339, 56135, 64684, 67362, 68452, 80855, 85565, 89816, 97026, 102678, 112270, 129368, 134724, 136904, 161710, 168405, 171130, 194052, 205356, 224540, 242565, 256695, 269448, 323420, 336810, 342260, 388104, 410712, 449080, 485130, 513390, 646840, 673620, 684520, 970260, 1026780, 1347240, 1762639, 1940520, 2053560, 3525278, 5287917, 7050556, 8813195, 10575834, 14101112, 17626390, 21151668, 26439585, 35252780, 42303336, 52879170, 70505560, 105758340, 211516680]

約数ペア:

[(1, 211516680), (2, 105758340), (3, 70505560), (4, 52879170), (5, 42303336), (6, 35252780), (8, 26439585), (10, 21151668), (12, 17626390), (15, 14101112), (20, 10575834), (24, 8813195), (30, 7050556), (40, 5287917), (60, 3525278), (103, 2053560), (109, 1940520), (120, 1762639), (157, 1347240), (206, 1026780), (218, 970260), (309, 684520), (314, 673620), (327, 646840), (412, 513390), (436, 485130), (471, 449080), (515, 410712), (545, 388104), (618, 342260), (628, 336810), (654, 323420), (785, 269448), (824, 256695), (872, 242565), (942, 224540), (1030, 205356), (1090, 194052), (1236, 171130), (1256, 168405), (1308, 161710), (1545, 136904), (1570, 134724), (1635, 129368), (1884, 112270), (2060, 102678), (2180, 97026), (2355, 89816), (2472, 85565), (2616, 80855), (3090, 68452), (3140, 67362), (3270, 64684), (3768, 56135), (4120, 51339), (4360, 48513), (4710, 44908), (6180, 34226), (6280, 33681), (6540, 32342), (9420, 22454), (11227, 18840), (12360, 17113), (13080, 16171)]