306289920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 216

約数和(自身を含む): 1022964768

約数和(自身を除く): 716674848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 83, 93, 96, 120, 124, 128, 155, 160, 166, 186, 192, 240, 248, 249, 256, 310, 320, 332, 372, 384, 415, 465, 480, 496, 498, 620, 640, 664, 744, 768, 830, 930, 960, 961, 992, 996, 1240, 1245, 1280, 1328, 1488, 1660, 1860, 1920, 1922, 1984, 1992, 2480, 2490, 2573, 2656, 2883, 2976, 3320, 3720, 3840, 3844, 3968, 3984, 4805, 4960, 4980, 5146, 5312, 5766, 5952, 6640, 7440, 7688, 7719, 7936, 7968, 9610, 9920, 9960, 10292, 10624, 11532, 11904, 12865, 13280, 14415, 14880, 15376, 15438, 15936, 19220, 19840, 19920, 20584, 21248, 23064, 23808, 25730, 26560, 28830, 29760, 30752, 30876, 31872, 38440, 38595, 39680, 39840, 41168, 46128, 51460, 53120, 57660, 59520, 61504, 61752, 63744, 76880, 77190, 79680, 79763, 82336, 92256, 102920, 106240, 115320, 119040, 123008, 123504, 153760, 154380, 159360, 159526, 164672, 184512, 205840, 230640, 239289, 246016, 247008, 307520, 308760, 318720, 319052, 329344, 369024, 398815, 411680, 461280, 478578, 494016, 615040, 617520, 638104, 658688, 738048, 797630, 823360, 922560, 957156, 988032, 1196445, 1230080, 1235040, 1276208, 1595260, 1646720, 1845120, 1914312, 1976064, 2392890, 2470080, 2552416, 3190520, 3293440, 3690240, 3828624, 4785780, 4940160, 5104832, 6381040, 7657248, 9571560, 9880320, 10209664, 12762080, 15314496, 19143120, 20419328, 25524160, 30628992, 38286240, 51048320, 61257984, 76572480, 102096640, 153144960, 306289920]

約数ペア:

[(1, 306289920), (2, 153144960), (3, 102096640), (4, 76572480), (5, 61257984), (6, 51048320), (8, 38286240), (10, 30628992), (12, 25524160), (15, 20419328), (16, 19143120), (20, 15314496), (24, 12762080), (30, 10209664), (31, 9880320), (32, 9571560), (40, 7657248), (48, 6381040), (60, 5104832), (62, 4940160), (64, 4785780), (80, 3828624), (83, 3690240), (93, 3293440), (96, 3190520), (120, 2552416), (124, 2470080), (128, 2392890), (155, 1976064), (160, 1914312), (166, 1845120), (186, 1646720), (192, 1595260), (240, 1276208), (248, 1235040), (249, 1230080), (256, 1196445), (310, 988032), (320, 957156), (332, 922560), (372, 823360), (384, 797630), (415, 738048), (465, 658688), (480, 638104), (496, 617520), (498, 615040), (620, 494016), (640, 478578), (664, 461280), (744, 411680), (768, 398815), (830, 369024), (930, 329344), (960, 319052), (961, 318720), (992, 308760), (996, 307520), (1240, 247008), (1245, 246016), (1280, 239289), (1328, 230640), (1488, 205840), (1660, 184512), (1860, 164672), (1920, 159526), (1922, 159360), (1984, 154380), (1992, 153760), (2480, 123504), (2490, 123008), (2573, 119040), (2656, 115320), (2883, 106240), (2976, 102920), (3320, 92256), (3720, 82336), (3840, 79763), (3844, 79680), (3968, 77190), (3984, 76880), (4805, 63744), (4960, 61752), (4980, 61504), (5146, 59520), (5312, 57660), (5766, 53120), (5952, 51460), (6640, 46128), (7440, 41168), (7688, 39840), (7719, 39680), (7936, 38595), (7968, 38440), (9610, 31872), (9920, 30876), (9960, 30752), (10292, 29760), (10624, 28830), (11532, 26560), (11904, 25730), (12865, 23808), (13280, 23064), (14415, 21248), (14880, 20584), (15376, 19920), (15438, 19840), (15936, 19220)]