30889040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4276

約数の個数: 80

約数和(自身を含む): 88411008

約数和(自身を除く): 57521968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 4243, 7280, 8486, 16972, 21215, 29701, 33944, 42430, 55159, 59402, 67888, 84860, 110318, 118804, 148505, 169720, 220636, 237608, 275795, 297010, 339440, 386113, 441272, 475216, 551590, 594020, 772226, 882544, 1103180, 1188040, 1544452, 1930565, 2206360, 2376080, 3088904, 3861130, 4412720, 6177808, 7722260, 15444520, 30889040]

約数ペア:

[(1, 30889040), (2, 15444520), (4, 7722260), (5, 6177808), (7, 4412720), (8, 3861130), (10, 3088904), (13, 2376080), (14, 2206360), (16, 1930565), (20, 1544452), (26, 1188040), (28, 1103180), (35, 882544), (40, 772226), (52, 594020), (56, 551590), (65, 475216), (70, 441272), (80, 386113), (91, 339440), (104, 297010), (112, 275795), (130, 237608), (140, 220636), (182, 169720), (208, 148505), (260, 118804), (280, 110318), (364, 84860), (455, 67888), (520, 59402), (560, 55159), (728, 42430), (910, 33944), (1040, 29701), (1456, 21215), (1820, 16972), (3640, 8486), (4243, 7280)]