201900688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 453096000

約数和(自身を除く): 251195312

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 173, 176, 209, 304, 346, 349, 418, 692, 698, 836, 1384, 1396, 1672, 1903, 2768, 2792, 3287, 3344, 3806, 3839, 5584, 6574, 6631, 7612, 7678, 13148, 13262, 15224, 15356, 26296, 26524, 30448, 30712, 36157, 52592, 53048, 60377, 61424, 72314, 72941, 106096, 120754, 144628, 145882, 241508, 289256, 291764, 483016, 578512, 583528, 664147, 966032, 1147163, 1167056, 1328294, 2294326, 2656588, 4588652, 5313176, 9177304, 10626352, 12618793, 18354608, 25237586, 50475172, 100950344, 201900688]

約数ペア:

[(1, 201900688), (2, 100950344), (4, 50475172), (8, 25237586), (11, 18354608), (16, 12618793), (19, 10626352), (22, 9177304), (38, 5313176), (44, 4588652), (76, 2656588), (88, 2294326), (152, 1328294), (173, 1167056), (176, 1147163), (209, 966032), (304, 664147), (346, 583528), (349, 578512), (418, 483016), (692, 291764), (698, 289256), (836, 241508), (1384, 145882), (1396, 144628), (1672, 120754), (1903, 106096), (2768, 72941), (2792, 72314), (3287, 61424), (3344, 60377), (3806, 53048), (3839, 52592), (5584, 36157), (6574, 30712), (6631, 30448), (7612, 26524), (7678, 26296), (13148, 15356), (13262, 15224)]