204138480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{719}}^1$

素因数の和:768

約数の個数: 240

約数和(自身を含む): 784235520

約数和(自身を除く): 580097040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 560, 624, 676, 719, 728, 780, 840, 845, 910, 1014, 1040, 1092, 1183, 1352, 1365, 1438, 1456, 1560, 1680, 1690, 1820, 2028, 2157, 2184, 2366, 2535, 2704, 2730, 2876, 3120, 3380, 3549, 3595, 3640, 4056, 4314, 4368, 4732, 5033, 5070, 5460, 5752, 5915, 6760, 7098, 7190, 7280, 8112, 8628, 9347, 9464, 10066, 10140, 10785, 10920, 11504, 11830, 13520, 14196, 14380, 15099, 17256, 17745, 18694, 18928, 20132, 20280, 21570, 21840, 23660, 25165, 28041, 28392, 28760, 30198, 34512, 35490, 37388, 40264, 40560, 43140, 46735, 47320, 50330, 56082, 56784, 57520, 60396, 65429, 70980, 74776, 75495, 80528, 86280, 93470, 94640, 100660, 112164, 120792, 121511, 130858, 140205, 141960, 149552, 150990, 172560, 186940, 196287, 201320, 224328, 241584, 243022, 261716, 280410, 283920, 301980, 327145, 364533, 373880, 392574, 402640, 448656, 486044, 523432, 560820, 603960, 607555, 654290, 729066, 747760, 785148, 850577, 972088, 981435, 1046864, 1121640, 1207920, 1215110, 1308580, 1458132, 1570296, 1701154, 1822665, 1944176, 1962870, 2243280, 2430220, 2551731, 2617160, 2916264, 3140592, 3402308, 3645330, 3925740, 4252885, 4860440, 5103462, 5234320, 5832528, 6804616, 7290660, 7851480, 8505770, 9720880, 10206924, 12758655, 13609232, 14581320, 15702960, 17011540, 20413848, 25517310, 29162640, 34023080, 40827696, 51034620, 68046160, 102069240, 204138480]

約数ペア:

[(1, 204138480), (2, 102069240), (3, 68046160), (4, 51034620), (5, 40827696), (6, 34023080), (7, 29162640), (8, 25517310), (10, 20413848), (12, 17011540), (13, 15702960), (14, 14581320), (15, 13609232), (16, 12758655), (20, 10206924), (21, 9720880), (24, 8505770), (26, 7851480), (28, 7290660), (30, 6804616), (35, 5832528), (39, 5234320), (40, 5103462), (42, 4860440), (48, 4252885), (52, 3925740), (56, 3645330), (60, 3402308), (65, 3140592), (70, 2916264), (78, 2617160), (80, 2551731), (84, 2430220), (91, 2243280), (104, 1962870), (105, 1944176), (112, 1822665), (120, 1701154), (130, 1570296), (140, 1458132), (156, 1308580), (168, 1215110), (169, 1207920), (182, 1121640), (195, 1046864), (208, 981435), (210, 972088), (240, 850577), (260, 785148), (273, 747760), (280, 729066), (312, 654290), (336, 607555), (338, 603960), (364, 560820), (390, 523432), (420, 486044), (455, 448656), (507, 402640), (520, 392574), (546, 373880), (560, 364533), (624, 327145), (676, 301980), (719, 283920), (728, 280410), (780, 261716), (840, 243022), (845, 241584), (910, 224328), (1014, 201320), (1040, 196287), (1092, 186940), (1183, 172560), (1352, 150990), (1365, 149552), (1438, 141960), (1456, 140205), (1560, 130858), (1680, 121511), (1690, 120792), (1820, 112164), (2028, 100660), (2157, 94640), (2184, 93470), (2366, 86280), (2535, 80528), (2704, 75495), (2730, 74776), (2876, 70980), (3120, 65429), (3380, 60396), (3549, 57520), (3595, 56784), (3640, 56082), (4056, 50330), (4314, 47320), (4368, 46735), (4732, 43140), (5033, 40560), (5070, 40264), (5460, 37388), (5752, 35490), (5915, 34512), (6760, 30198), (7098, 28760), (7190, 28392), (7280, 28041), (8112, 25165), (8628, 23660), (9347, 21840), (9464, 21570), (10066, 20280), (10140, 20132), (10785, 18928), (10920, 18694), (11504, 17745), (11830, 17256), (13520, 15099), (14196, 14380)]