1278327960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13007}}^1$

素因数の和:13047

約数の個数: 256

約数和(自身を含む): 5244825600

約数和(自身を除く): 3966497640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5460, 6552, 7020, 7560, 8190, 9828, 10920, 12285, 13007, 14040, 16380, 19656, 24570, 26014, 32760, 39021, 49140, 52028, 65035, 78042, 91049, 98280, 104056, 117063, 130070, 156084, 169091, 182098, 195105, 234126, 260140, 273147, 312168, 338182, 351189, 364196, 390210, 455245, 468252, 507273, 520280, 546294, 585315, 676364, 702378, 728392, 780420, 819441, 845455, 910490, 936504, 1014546, 1092588, 1170630, 1183637, 1352728, 1365735, 1404756, 1521819, 1560840, 1638882, 1690910, 1755945, 1820980, 2029092, 2185176, 2341260, 2367274, 2458323, 2536365, 2731470, 2809512, 3043638, 3277764, 3381820, 3511890, 3550911, 3641960, 4058184, 4097205, 4565457, 4682520, 4734548, 4916646, 5072730, 5462940, 5918185, 6087276, 6555528, 6763640, 7023780, 7101822, 7609095, 8194410, 9130914, 9469096, 9833292, 10145460, 10652733, 10925880, 11836370, 12174552, 12291615, 14047560, 14203644, 15218190, 16388820, 17754555, 18261828, 19666584, 20290920, 21305466, 22827285, 23672740, 24583230, 28407288, 30436380, 31958199, 32777640, 35509110, 36523656, 42610932, 45654570, 47345480, 49166460, 53263665, 60872760, 63916398, 71018220, 85221864, 91309140, 98332920, 106527330, 127832796, 142036440, 159790995, 182618280, 213054660, 255665592, 319581990, 426109320, 639163980, 1278327960]

約数ペア:

[(1, 1278327960), (2, 639163980), (3, 426109320), (4, 319581990), (5, 255665592), (6, 213054660), (7, 182618280), (8, 159790995), (9, 142036440), (10, 127832796), (12, 106527330), (13, 98332920), (14, 91309140), (15, 85221864), (18, 71018220), (20, 63916398), (21, 60872760), (24, 53263665), (26, 49166460), (27, 47345480), (28, 45654570), (30, 42610932), (35, 36523656), (36, 35509110), (39, 32777640), (40, 31958199), (42, 30436380), (45, 28407288), (52, 24583230), (54, 23672740), (56, 22827285), (60, 21305466), (63, 20290920), (65, 19666584), (70, 18261828), (72, 17754555), (78, 16388820), (84, 15218190), (90, 14203644), (91, 14047560), (104, 12291615), (105, 12174552), (108, 11836370), (117, 10925880), (120, 10652733), (126, 10145460), (130, 9833292), (135, 9469096), (140, 9130914), (156, 8194410), (168, 7609095), (180, 7101822), (182, 7023780), (189, 6763640), (195, 6555528), (210, 6087276), (216, 5918185), (234, 5462940), (252, 5072730), (260, 4916646), (270, 4734548), (273, 4682520), (280, 4565457), (312, 4097205), (315, 4058184), (351, 3641960), (360, 3550911), (364, 3511890), (378, 3381820), (390, 3277764), (420, 3043638), (455, 2809512), (468, 2731470), (504, 2536365), (520, 2458323), (540, 2367274), (546, 2341260), (585, 2185176), (630, 2029092), (702, 1820980), (728, 1755945), (756, 1690910), (780, 1638882), (819, 1560840), (840, 1521819), (910, 1404756), (936, 1365735), (945, 1352728), (1080, 1183637), (1092, 1170630), (1170, 1092588), (1260, 1014546), (1365, 936504), (1404, 910490), (1512, 845455), (1560, 819441), (1638, 780420), (1755, 728392), (1820, 702378), (1890, 676364), (2184, 585315), (2340, 546294), (2457, 520280), (2520, 507273), (2730, 468252), (2808, 455245), (3276, 390210), (3510, 364196), (3640, 351189), (3780, 338182), (4095, 312168), (4680, 273147), (4914, 260140), (5460, 234126), (6552, 195105), (7020, 182098), (7560, 169091), (8190, 156084), (9828, 130070), (10920, 117063), (12285, 104056), (13007, 98280), (14040, 91049), (16380, 78042), (19656, 65035), (24570, 52028), (26014, 49140), (32760, 39021)]