19747475280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{28901}}^1$

素因数の和:29006

約数の個数: 240

約数和(自身を含む): 72400897296

約数和(自身を除く): 52653422016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 73, 78, 80, 90, 104, 117, 120, 130, 144, 146, 156, 180, 195, 208, 219, 234, 240, 260, 292, 312, 360, 365, 390, 438, 468, 520, 584, 585, 624, 657, 720, 730, 780, 876, 936, 949, 1040, 1095, 1168, 1170, 1314, 1460, 1560, 1752, 1872, 1898, 2190, 2340, 2628, 2847, 2920, 3120, 3285, 3504, 3796, 4380, 4680, 4745, 5256, 5694, 5840, 6570, 7592, 8541, 8760, 9360, 9490, 10512, 11388, 13140, 14235, 15184, 17082, 17520, 18980, 22776, 26280, 28470, 28901, 34164, 37960, 42705, 45552, 52560, 56940, 57802, 68328, 75920, 85410, 86703, 113880, 115604, 136656, 144505, 170820, 173406, 227760, 231208, 260109, 289010, 341640, 346812, 375713, 433515, 462416, 520218, 578020, 683280, 693624, 751426, 867030, 1040436, 1127139, 1156040, 1300545, 1387248, 1502852, 1734060, 1878565, 2080872, 2109773, 2254278, 2312080, 2601090, 3005704, 3381417, 3468120, 3757130, 4161744, 4219546, 4508556, 5202180, 5635695, 6011408, 6329319, 6762834, 6936240, 7514260, 8439092, 9017112, 10404360, 10548865, 11271390, 12658638, 13525668, 15028520, 16878184, 16907085, 18034224, 18987957, 20808720, 21097730, 22542780, 25317276, 27051336, 27427049, 30057040, 31646595, 33756368, 33814170, 37975914, 42195460, 45085560, 50634552, 54102672, 54854098, 63293190, 67628340, 75951828, 82281147, 84390920, 90171120, 94939785, 101269104, 109708196, 126586380, 135256680, 137135245, 151903656, 164562294, 168781840, 189879570, 219416392, 246843441, 253172760, 270513360, 274270490, 303807312, 329124588, 379759140, 411405735, 438832784, 493686882, 506345520, 548540980, 658249176, 759518280, 822811470, 987373764, 1097081960, 1234217205, 1316498352, 1519036560, 1645622940, 1974747528, 2194163920, 2468434410, 3291245880, 3949495056, 4936868820, 6582491760, 9873737640, 19747475280]

約数ペア:

[(1, 19747475280), (2, 9873737640), (3, 6582491760), (4, 4936868820), (5, 3949495056), (6, 3291245880), (8, 2468434410), (9, 2194163920), (10, 1974747528), (12, 1645622940), (13, 1519036560), (15, 1316498352), (16, 1234217205), (18, 1097081960), (20, 987373764), (24, 822811470), (26, 759518280), (30, 658249176), (36, 548540980), (39, 506345520), (40, 493686882), (45, 438832784), (48, 411405735), (52, 379759140), (60, 329124588), (65, 303807312), (72, 274270490), (73, 270513360), (78, 253172760), (80, 246843441), (90, 219416392), (104, 189879570), (117, 168781840), (120, 164562294), (130, 151903656), (144, 137135245), (146, 135256680), (156, 126586380), (180, 109708196), (195, 101269104), (208, 94939785), (219, 90171120), (234, 84390920), (240, 82281147), (260, 75951828), (292, 67628340), (312, 63293190), (360, 54854098), (365, 54102672), (390, 50634552), (438, 45085560), (468, 42195460), (520, 37975914), (584, 33814170), (585, 33756368), (624, 31646595), (657, 30057040), (720, 27427049), (730, 27051336), (780, 25317276), (876, 22542780), (936, 21097730), (949, 20808720), (1040, 18987957), (1095, 18034224), (1168, 16907085), (1170, 16878184), (1314, 15028520), (1460, 13525668), (1560, 12658638), (1752, 11271390), (1872, 10548865), (1898, 10404360), (2190, 9017112), (2340, 8439092), (2628, 7514260), (2847, 6936240), (2920, 6762834), (3120, 6329319), (3285, 6011408), (3504, 5635695), (3796, 5202180), (4380, 4508556), (4680, 4219546), (4745, 4161744), (5256, 3757130), (5694, 3468120), (5840, 3381417), (6570, 3005704), (7592, 2601090), (8541, 2312080), (8760, 2254278), (9360, 2109773), (9490, 2080872), (10512, 1878565), (11388, 1734060), (13140, 1502852), (14235, 1387248), (15184, 1300545), (17082, 1156040), (17520, 1127139), (18980, 1040436), (22776, 867030), (26280, 751426), (28470, 693624), (28901, 683280), (34164, 578020), (37960, 520218), (42705, 462416), (45552, 433515), (52560, 375713), (56940, 346812), (57802, 341640), (68328, 289010), (75920, 260109), (85410, 231208), (86703, 227760), (113880, 173406), (115604, 170820), (136656, 144505)]