90293840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 160

約数和(自身を含む): 263316480

約数和(自身を除く): 173022640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 157, 158, 182, 208, 260, 280, 314, 316, 364, 395, 455, 520, 553, 560, 628, 632, 728, 785, 790, 910, 1027, 1040, 1099, 1106, 1256, 1264, 1456, 1570, 1580, 1820, 2041, 2054, 2198, 2212, 2512, 2765, 3140, 3160, 3640, 4082, 4108, 4396, 4424, 5135, 5495, 5530, 6280, 6320, 7189, 7280, 8164, 8216, 8792, 8848, 10205, 10270, 10990, 11060, 12403, 12560, 14287, 14378, 16328, 16432, 17584, 20410, 20540, 21980, 22120, 24806, 28574, 28756, 32656, 35945, 40820, 41080, 43960, 44240, 49612, 57148, 57512, 62015, 71435, 71890, 81640, 82160, 86821, 87920, 99224, 114296, 115024, 124030, 142870, 143780, 161239, 163280, 173642, 198448, 228592, 248060, 285740, 287560, 322478, 347284, 434105, 496120, 571480, 575120, 644956, 694568, 806195, 868210, 992240, 1128673, 1142960, 1289912, 1389136, 1612390, 1736420, 2257346, 2579824, 3224780, 3472840, 4514692, 5643365, 6449560, 6945680, 9029384, 11286730, 12899120, 18058768, 22573460, 45146920, 90293840]

約数ペア:

[(1, 90293840), (2, 45146920), (4, 22573460), (5, 18058768), (7, 12899120), (8, 11286730), (10, 9029384), (13, 6945680), (14, 6449560), (16, 5643365), (20, 4514692), (26, 3472840), (28, 3224780), (35, 2579824), (40, 2257346), (52, 1736420), (56, 1612390), (65, 1389136), (70, 1289912), (79, 1142960), (80, 1128673), (91, 992240), (104, 868210), (112, 806195), (130, 694568), (140, 644956), (157, 575120), (158, 571480), (182, 496120), (208, 434105), (260, 347284), (280, 322478), (314, 287560), (316, 285740), (364, 248060), (395, 228592), (455, 198448), (520, 173642), (553, 163280), (560, 161239), (628, 143780), (632, 142870), (728, 124030), (785, 115024), (790, 114296), (910, 99224), (1027, 87920), (1040, 86821), (1099, 82160), (1106, 81640), (1256, 71890), (1264, 71435), (1456, 62015), (1570, 57512), (1580, 57148), (1820, 49612), (2041, 44240), (2054, 43960), (2198, 41080), (2212, 40820), (2512, 35945), (2765, 32656), (3140, 28756), (3160, 28574), (3640, 24806), (4082, 22120), (4108, 21980), (4396, 20540), (4424, 20410), (5135, 17584), (5495, 16432), (5530, 16328), (6280, 14378), (6320, 14287), (7189, 12560), (7280, 12403), (8164, 11060), (8216, 10990), (8792, 10270), (8848, 10205)]