209898240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1234

約数の個数: 144

約数和(自身を含む): 685214208

約数和(自身を除く): 475315968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 256, 282, 320, 376, 384, 470, 480, 564, 640, 705, 752, 768, 940, 960, 1128, 1163, 1280, 1410, 1504, 1880, 1920, 2256, 2326, 2820, 3008, 3489, 3760, 3840, 4512, 4652, 5640, 5815, 6016, 6978, 7520, 9024, 9304, 11280, 11630, 12032, 13956, 15040, 17445, 18048, 18608, 22560, 23260, 27912, 30080, 34890, 36096, 37216, 45120, 46520, 54661, 55824, 60160, 69780, 74432, 90240, 93040, 109322, 111648, 139560, 148864, 163983, 180480, 186080, 218644, 223296, 273305, 279120, 297728, 327966, 372160, 437288, 446592, 546610, 558240, 655932, 744320, 819915, 874576, 893184, 1093220, 1116480, 1311864, 1488640, 1639830, 1749152, 2186440, 2232960, 2623728, 3279660, 3498304, 4372880, 4465920, 5247456, 6559320, 6996608, 8745760, 10494912, 13118640, 13993216, 17491520, 20989824, 26237280, 34983040, 41979648, 52474560, 69966080, 104949120, 209898240]

約数ペア:

[(1, 209898240), (2, 104949120), (3, 69966080), (4, 52474560), (5, 41979648), (6, 34983040), (8, 26237280), (10, 20989824), (12, 17491520), (15, 13993216), (16, 13118640), (20, 10494912), (24, 8745760), (30, 6996608), (32, 6559320), (40, 5247456), (47, 4465920), (48, 4372880), (60, 3498304), (64, 3279660), (80, 2623728), (94, 2232960), (96, 2186440), (120, 1749152), (128, 1639830), (141, 1488640), (160, 1311864), (188, 1116480), (192, 1093220), (235, 893184), (240, 874576), (256, 819915), (282, 744320), (320, 655932), (376, 558240), (384, 546610), (470, 446592), (480, 437288), (564, 372160), (640, 327966), (705, 297728), (752, 279120), (768, 273305), (940, 223296), (960, 218644), (1128, 186080), (1163, 180480), (1280, 163983), (1410, 148864), (1504, 139560), (1880, 111648), (1920, 109322), (2256, 93040), (2326, 90240), (2820, 74432), (3008, 69780), (3489, 60160), (3760, 55824), (3840, 54661), (4512, 46520), (4652, 45120), (5640, 37216), (5815, 36096), (6016, 34890), (6978, 30080), (7520, 27912), (9024, 23260), (9304, 22560), (11280, 18608), (11630, 18048), (12032, 17445), (13956, 15040)]