120977920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 160

約数和(自身を含む): 341371008

約数和(自身を除く): 220393088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 157, 160, 172, 215, 224, 256, 280, 301, 314, 320, 344, 430, 448, 512, 560, 602, 628, 640, 688, 785, 860, 896, 1099, 1120, 1204, 1256, 1280, 1376, 1505, 1570, 1720, 1792, 2198, 2240, 2408, 2512, 2560, 2752, 3010, 3140, 3440, 3584, 4396, 4480, 4816, 5024, 5495, 5504, 6020, 6280, 6751, 6880, 8792, 8960, 9632, 10048, 10990, 11008, 12040, 12560, 13502, 13760, 17584, 17920, 19264, 20096, 21980, 22016, 24080, 25120, 27004, 27520, 33755, 35168, 38528, 40192, 43960, 47257, 48160, 50240, 54008, 55040, 67510, 70336, 77056, 80384, 87920, 94514, 96320, 100480, 108016, 110080, 135020, 140672, 154112, 175840, 189028, 192640, 200960, 216032, 236285, 270040, 281344, 351680, 378056, 385280, 401920, 432064, 472570, 540080, 562688, 703360, 756112, 770560, 864128, 945140, 1080160, 1406720, 1512224, 1728256, 1890280, 2160320, 2813440, 3024448, 3456512, 3780560, 4320640, 6048896, 7561120, 8641280, 12097792, 15122240, 17282560, 24195584, 30244480, 60488960, 120977920]

約数ペア:

[(1, 120977920), (2, 60488960), (4, 30244480), (5, 24195584), (7, 17282560), (8, 15122240), (10, 12097792), (14, 8641280), (16, 7561120), (20, 6048896), (28, 4320640), (32, 3780560), (35, 3456512), (40, 3024448), (43, 2813440), (56, 2160320), (64, 1890280), (70, 1728256), (80, 1512224), (86, 1406720), (112, 1080160), (128, 945140), (140, 864128), (157, 770560), (160, 756112), (172, 703360), (215, 562688), (224, 540080), (256, 472570), (280, 432064), (301, 401920), (314, 385280), (320, 378056), (344, 351680), (430, 281344), (448, 270040), (512, 236285), (560, 216032), (602, 200960), (628, 192640), (640, 189028), (688, 175840), (785, 154112), (860, 140672), (896, 135020), (1099, 110080), (1120, 108016), (1204, 100480), (1256, 96320), (1280, 94514), (1376, 87920), (1505, 80384), (1570, 77056), (1720, 70336), (1792, 67510), (2198, 55040), (2240, 54008), (2408, 50240), (2512, 48160), (2560, 47257), (2752, 43960), (3010, 40192), (3140, 38528), (3440, 35168), (3584, 33755), (4396, 27520), (4480, 27004), (4816, 25120), (5024, 24080), (5495, 22016), (5504, 21980), (6020, 20096), (6280, 19264), (6751, 17920), (6880, 17584), (8792, 13760), (8960, 13502), (9632, 12560), (10048, 12040), (10990, 11008)]