395644160

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 1006629120

約数和(自身を除く): 610984960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 128, 151, 160, 178, 184, 230, 256, 302, 320, 356, 368, 445, 460, 604, 640, 712, 736, 755, 890, 920, 1208, 1280, 1424, 1472, 1510, 1780, 1840, 2047, 2416, 2848, 2944, 3020, 3473, 3560, 3680, 4094, 4832, 5696, 5888, 6040, 6946, 7120, 7360, 8188, 9664, 10235, 11392, 12080, 13439, 13892, 14240, 14720, 16376, 17365, 19328, 20470, 22784, 24160, 26878, 27784, 28480, 29440, 32752, 34730, 38656, 40940, 48320, 53756, 55568, 56960, 65504, 67195, 69460, 81880, 96640, 107512, 111136, 113920, 131008, 134390, 138920, 163760, 193280, 215024, 222272, 262016, 268780, 277840, 309097, 327520, 430048, 444544, 524032, 537560, 555680, 618194, 655040, 860096, 889088, 1075120, 1111360, 1236388, 1310080, 1545485, 1720192, 2150240, 2222720, 2472776, 2620160, 3090970, 3440384, 4300480, 4445440, 4945552, 6181940, 8600960, 9891104, 12363880, 17201920, 19782208, 24727760, 39564416, 49455520, 79128832, 98911040, 197822080, 395644160]

約数ペア:

[(1, 395644160), (2, 197822080), (4, 98911040), (5, 79128832), (8, 49455520), (10, 39564416), (16, 24727760), (20, 19782208), (23, 17201920), (32, 12363880), (40, 9891104), (46, 8600960), (64, 6181940), (80, 4945552), (89, 4445440), (92, 4300480), (115, 3440384), (128, 3090970), (151, 2620160), (160, 2472776), (178, 2222720), (184, 2150240), (230, 1720192), (256, 1545485), (302, 1310080), (320, 1236388), (356, 1111360), (368, 1075120), (445, 889088), (460, 860096), (604, 655040), (640, 618194), (712, 555680), (736, 537560), (755, 524032), (890, 444544), (920, 430048), (1208, 327520), (1280, 309097), (1424, 277840), (1472, 268780), (1510, 262016), (1780, 222272), (1840, 215024), (2047, 193280), (2416, 163760), (2848, 138920), (2944, 134390), (3020, 131008), (3473, 113920), (3560, 111136), (3680, 107512), (4094, 96640), (4832, 81880), (5696, 69460), (5888, 67195), (6040, 65504), (6946, 56960), (7120, 55568), (7360, 53756), (8188, 48320), (9664, 40940), (10235, 38656), (11392, 34730), (12080, 32752), (13439, 29440), (13892, 28480), (14240, 27784), (14720, 26878), (16376, 24160), (17365, 22784), (19328, 20470)]