154712320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 437971968

約数和(自身を除く): 283259648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 557, 560, 620, 640, 868, 896, 992, 1085, 1114, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2228, 2240, 2480, 2785, 3472, 3899, 3968, 4340, 4456, 4480, 4960, 5570, 6944, 7798, 7936, 8680, 8912, 8960, 9920, 11140, 13888, 15596, 17267, 17360, 17824, 19495, 19840, 22280, 27776, 31192, 34534, 34720, 35648, 38990, 39680, 44560, 55552, 62384, 69068, 69440, 71296, 77980, 86335, 89120, 120869, 124768, 138136, 138880, 142592, 155960, 172670, 178240, 241738, 249536, 276272, 277760, 311920, 345340, 356480, 483476, 499072, 552544, 604345, 623840, 690680, 712960, 966952, 998144, 1105088, 1208690, 1247680, 1381360, 1933904, 2210176, 2417380, 2495360, 2762720, 3867808, 4420352, 4834760, 4990720, 5525440, 7735616, 9669520, 11050880, 15471232, 19339040, 22101760, 30942464, 38678080, 77356160, 154712320]

約数ペア:

[(1, 154712320), (2, 77356160), (4, 38678080), (5, 30942464), (7, 22101760), (8, 19339040), (10, 15471232), (14, 11050880), (16, 9669520), (20, 7735616), (28, 5525440), (31, 4990720), (32, 4834760), (35, 4420352), (40, 3867808), (56, 2762720), (62, 2495360), (64, 2417380), (70, 2210176), (80, 1933904), (112, 1381360), (124, 1247680), (128, 1208690), (140, 1105088), (155, 998144), (160, 966952), (217, 712960), (224, 690680), (248, 623840), (256, 604345), (280, 552544), (310, 499072), (320, 483476), (434, 356480), (448, 345340), (496, 311920), (557, 277760), (560, 276272), (620, 249536), (640, 241738), (868, 178240), (896, 172670), (992, 155960), (1085, 142592), (1114, 138880), (1120, 138136), (1240, 124768), (1280, 120869), (1736, 89120), (1792, 86335), (1984, 77980), (2170, 71296), (2228, 69440), (2240, 69068), (2480, 62384), (2785, 55552), (3472, 44560), (3899, 39680), (3968, 38990), (4340, 35648), (4456, 34720), (4480, 34534), (4960, 31192), (5570, 27776), (6944, 22280), (7798, 19840), (7936, 19495), (8680, 17824), (8912, 17360), (8960, 17267), (9920, 15596), (11140, 13888)]