1728801732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 4815400128

約数和(自身を除く): 3086598396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 157, 183, 196, 244, 294, 307, 314, 366, 427, 471, 588, 614, 628, 732, 854, 921, 942, 1099, 1228, 1281, 1708, 1842, 1884, 2149, 2198, 2562, 2989, 3297, 3684, 4298, 4396, 5124, 5978, 6447, 6594, 7693, 8596, 8967, 9577, 11956, 12894, 13188, 15043, 15386, 17934, 18727, 19154, 23079, 25788, 28731, 30086, 30772, 35868, 37454, 38308, 45129, 46158, 48199, 56181, 57462, 60172, 67039, 74908, 90258, 92316, 96398, 112362, 114924, 131089, 134078, 144597, 180516, 192796, 201117, 224724, 262178, 268156, 289194, 337393, 393267, 402234, 469273, 524356, 578388, 674786, 786534, 804468, 917623, 938546, 1012179, 1349572, 1407819, 1573068, 1835246, 1877092, 2024358, 2361751, 2752869, 2815638, 2940139, 3670492, 4048716, 4723502, 5505738, 5631276, 5880278, 7085253, 8820417, 9447004, 11011476, 11760556, 14170506, 17640834, 20580973, 28341012, 35281668, 41161946, 61742919, 82323892, 123485838, 144066811, 246971676, 288133622, 432200433, 576267244, 864400866, 1728801732]

約数ペア:

[(1, 1728801732), (2, 864400866), (3, 576267244), (4, 432200433), (6, 288133622), (7, 246971676), (12, 144066811), (14, 123485838), (21, 82323892), (28, 61742919), (42, 41161946), (49, 35281668), (61, 28341012), (84, 20580973), (98, 17640834), (122, 14170506), (147, 11760556), (157, 11011476), (183, 9447004), (196, 8820417), (244, 7085253), (294, 5880278), (307, 5631276), (314, 5505738), (366, 4723502), (427, 4048716), (471, 3670492), (588, 2940139), (614, 2815638), (628, 2752869), (732, 2361751), (854, 2024358), (921, 1877092), (942, 1835246), (1099, 1573068), (1228, 1407819), (1281, 1349572), (1708, 1012179), (1842, 938546), (1884, 917623), (2149, 804468), (2198, 786534), (2562, 674786), (2989, 578388), (3297, 524356), (3684, 469273), (4298, 402234), (4396, 393267), (5124, 337393), (5978, 289194), (6447, 268156), (6594, 262178), (7693, 224724), (8596, 201117), (8967, 192796), (9577, 180516), (11956, 144597), (12894, 134078), (13188, 131089), (15043, 114924), (15386, 112362), (17934, 96398), (18727, 92316), (19154, 90258), (23079, 74908), (25788, 67039), (28731, 60172), (30086, 57462), (30772, 56181), (35868, 48199), (37454, 46158), (38308, 45129)]