320822376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1095

約数の個数: 128

約数和(自身を含む): 959938560

約数和(自身を除く): 639116184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 47, 56, 82, 84, 94, 123, 141, 164, 168, 188, 246, 282, 287, 328, 329, 376, 492, 564, 574, 658, 861, 984, 987, 991, 1128, 1148, 1316, 1722, 1927, 1974, 1982, 2296, 2632, 2973, 3444, 3854, 3948, 3964, 5781, 5946, 6888, 6937, 7708, 7896, 7928, 11562, 11892, 13489, 13874, 15416, 20811, 23124, 23784, 26978, 27748, 40467, 40631, 41622, 46248, 46577, 53956, 55496, 80934, 81262, 83244, 93154, 107912, 121893, 139731, 161868, 162524, 166488, 186308, 243786, 279462, 284417, 323736, 325048, 326039, 372616, 487572, 558924, 568834, 652078, 853251, 975144, 978117, 1117848, 1137668, 1304156, 1706502, 1909657, 1956234, 2275336, 2608312, 3413004, 3819314, 3912468, 5728971, 6826008, 7638628, 7824936, 11457942, 13367599, 15277256, 22915884, 26735198, 40102797, 45831768, 53470396, 80205594, 106940792, 160411188, 320822376]

約数ペア:

[(1, 320822376), (2, 160411188), (3, 106940792), (4, 80205594), (6, 53470396), (7, 45831768), (8, 40102797), (12, 26735198), (14, 22915884), (21, 15277256), (24, 13367599), (28, 11457942), (41, 7824936), (42, 7638628), (47, 6826008), (56, 5728971), (82, 3912468), (84, 3819314), (94, 3413004), (123, 2608312), (141, 2275336), (164, 1956234), (168, 1909657), (188, 1706502), (246, 1304156), (282, 1137668), (287, 1117848), (328, 978117), (329, 975144), (376, 853251), (492, 652078), (564, 568834), (574, 558924), (658, 487572), (861, 372616), (984, 326039), (987, 325048), (991, 323736), (1128, 284417), (1148, 279462), (1316, 243786), (1722, 186308), (1927, 166488), (1974, 162524), (1982, 161868), (2296, 139731), (2632, 121893), (2973, 107912), (3444, 93154), (3854, 83244), (3948, 81262), (3964, 80934), (5781, 55496), (5946, 53956), (6888, 46577), (6937, 46248), (7708, 41622), (7896, 40631), (7928, 40467), (11562, 27748), (11892, 26978), (13489, 23784), (13874, 23124), (15416, 20811)]