221172312

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 624499200

約数和(自身を除く): 403326888

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 103, 114, 136, 152, 204, 206, 228, 277, 309, 323, 408, 412, 456, 554, 618, 646, 824, 831, 969, 1108, 1236, 1292, 1662, 1751, 1938, 1957, 2216, 2472, 2584, 3324, 3502, 3876, 3914, 4709, 5253, 5263, 5871, 6648, 7004, 7752, 7828, 9418, 10506, 10526, 11742, 14008, 14127, 15656, 15789, 18836, 21012, 21052, 23484, 28254, 28531, 31578, 33269, 37672, 42024, 42104, 46968, 56508, 57062, 63156, 66538, 85593, 89471, 99807, 113016, 114124, 126312, 133076, 171186, 178942, 199614, 228248, 266152, 268413, 342372, 357884, 399228, 485027, 536826, 542089, 684744, 715768, 798456, 970054, 1073652, 1084178, 1455081, 1626267, 1940108, 2147304, 2168356, 2910162, 3252534, 3880216, 4336712, 5820324, 6505068, 9215513, 11640648, 13010136, 18431026, 27646539, 36862052, 55293078, 73724104, 110586156, 221172312]

約数ペア:

[(1, 221172312), (2, 110586156), (3, 73724104), (4, 55293078), (6, 36862052), (8, 27646539), (12, 18431026), (17, 13010136), (19, 11640648), (24, 9215513), (34, 6505068), (38, 5820324), (51, 4336712), (57, 3880216), (68, 3252534), (76, 2910162), (102, 2168356), (103, 2147304), (114, 1940108), (136, 1626267), (152, 1455081), (204, 1084178), (206, 1073652), (228, 970054), (277, 798456), (309, 715768), (323, 684744), (408, 542089), (412, 536826), (456, 485027), (554, 399228), (618, 357884), (646, 342372), (824, 268413), (831, 266152), (969, 228248), (1108, 199614), (1236, 178942), (1292, 171186), (1662, 133076), (1751, 126312), (1938, 114124), (1957, 113016), (2216, 99807), (2472, 89471), (2584, 85593), (3324, 66538), (3502, 63156), (3876, 57062), (3914, 56508), (4709, 46968), (5253, 42104), (5263, 42024), (5871, 37672), (6648, 33269), (7004, 31578), (7752, 28531), (7828, 28254), (9418, 23484), (10506, 21052), (10526, 21012), (11742, 18836), (14008, 15789), (14127, 15656)]