30478518

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 144

約数和(自身を含む): 85822464

約数和(自身を除く): 55343946

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 31, 34, 42, 51, 54, 62, 63, 81, 93, 102, 119, 126, 153, 162, 186, 189, 217, 238, 243, 279, 289, 306, 357, 378, 434, 459, 486, 527, 558, 567, 578, 651, 714, 837, 867, 918, 1054, 1071, 1134, 1302, 1377, 1581, 1674, 1701, 1734, 1953, 2023, 2142, 2511, 2601, 2754, 3162, 3213, 3402, 3689, 3906, 4046, 4131, 4743, 5022, 5202, 5859, 6069, 6426, 7378, 7533, 7803, 8262, 8959, 9486, 9639, 11067, 11718, 12138, 14229, 15066, 15606, 17577, 17918, 18207, 19278, 22134, 23409, 26877, 28458, 28917, 33201, 35154, 36414, 42687, 46818, 52731, 53754, 54621, 57834, 62713, 66402, 70227, 80631, 85374, 99603, 105462, 109242, 125426, 128061, 140454, 161262, 163863, 188139, 199206, 241893, 256122, 298809, 327726, 376278, 483786, 491589, 564417, 597618, 725679, 896427, 983178, 1128834, 1451358, 1693251, 1792854, 2177037, 3386502, 4354074, 5079753, 10159506, 15239259, 30478518]

約数ペア:

[(1, 30478518), (2, 15239259), (3, 10159506), (6, 5079753), (7, 4354074), (9, 3386502), (14, 2177037), (17, 1792854), (18, 1693251), (21, 1451358), (27, 1128834), (31, 983178), (34, 896427), (42, 725679), (51, 597618), (54, 564417), (62, 491589), (63, 483786), (81, 376278), (93, 327726), (102, 298809), (119, 256122), (126, 241893), (153, 199206), (162, 188139), (186, 163863), (189, 161262), (217, 140454), (238, 128061), (243, 125426), (279, 109242), (289, 105462), (306, 99603), (357, 85374), (378, 80631), (434, 70227), (459, 66402), (486, 62713), (527, 57834), (558, 54621), (567, 53754), (578, 52731), (651, 46818), (714, 42687), (837, 36414), (867, 35154), (918, 33201), (1054, 28917), (1071, 28458), (1134, 26877), (1302, 23409), (1377, 22134), (1581, 19278), (1674, 18207), (1701, 17918), (1734, 17577), (1953, 15606), (2023, 15066), (2142, 14229), (2511, 12138), (2601, 11718), (2754, 11067), (3162, 9639), (3213, 9486), (3402, 8959), (3689, 8262), (3906, 7803), (4046, 7533), (4131, 7378), (4743, 6426), (5022, 6069), (5202, 5859)]