1390859280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{347}}^1$

素因数の和:678

約数の個数: 240

約数和(自身を含む): 4947808320

約数和(自身を除く): 3556949040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 293, 304, 342, 347, 360, 380, 456, 570, 586, 684, 694, 720, 760, 855, 879, 912, 1041, 1140, 1172, 1368, 1388, 1465, 1520, 1710, 1735, 1758, 2082, 2280, 2344, 2637, 2736, 2776, 2930, 3123, 3420, 3470, 3516, 4164, 4395, 4560, 4688, 5205, 5274, 5552, 5567, 5860, 6246, 6593, 6840, 6940, 7032, 8328, 8790, 10410, 10548, 11134, 11720, 12492, 13185, 13186, 13680, 13880, 14064, 15615, 16656, 16701, 17580, 19779, 20820, 21096, 22268, 23440, 24984, 26370, 26372, 27760, 27835, 31230, 32965, 33402, 35160, 39558, 41640, 42192, 44536, 49968, 50103, 52740, 52744, 55670, 59337, 62460, 65930, 66804, 70320, 79116, 83280, 83505, 89072, 98895, 100206, 101671, 105480, 105488, 111340, 118674, 124920, 131860, 133608, 158232, 167010, 197790, 200412, 203342, 210960, 222680, 237348, 249840, 250515, 263720, 267216, 296685, 305013, 316464, 334020, 395580, 400824, 406684, 445360, 474696, 501030, 508355, 527440, 593370, 610026, 668040, 791160, 801648, 813368, 915039, 949392, 1002060, 1016710, 1186740, 1220052, 1336080, 1525065, 1582320, 1626736, 1830078, 1931749, 2004120, 2033420, 2373480, 2440104, 3050130, 3660156, 3863498, 4008240, 4066840, 4575195, 4746960, 4880208, 5795247, 6100260, 7320312, 7726996, 8133680, 9150390, 9658745, 11590494, 12200520, 14640624, 15453992, 17385741, 18300780, 19317490, 23180988, 24401040, 28976235, 30907984, 34771482, 36601560, 38634980, 46361976, 57952470, 69542964, 73203120, 77269960, 86928705, 92723952, 115904940, 139085928, 154539920, 173857410, 231809880, 278171856, 347714820, 463619760, 695429640, 1390859280]

約数ペア:

[(1, 1390859280), (2, 695429640), (3, 463619760), (4, 347714820), (5, 278171856), (6, 231809880), (8, 173857410), (9, 154539920), (10, 139085928), (12, 115904940), (15, 92723952), (16, 86928705), (18, 77269960), (19, 73203120), (20, 69542964), (24, 57952470), (30, 46361976), (36, 38634980), (38, 36601560), (40, 34771482), (45, 30907984), (48, 28976235), (57, 24401040), (60, 23180988), (72, 19317490), (76, 18300780), (80, 17385741), (90, 15453992), (95, 14640624), (114, 12200520), (120, 11590494), (144, 9658745), (152, 9150390), (171, 8133680), (180, 7726996), (190, 7320312), (228, 6100260), (240, 5795247), (285, 4880208), (293, 4746960), (304, 4575195), (342, 4066840), (347, 4008240), (360, 3863498), (380, 3660156), (456, 3050130), (570, 2440104), (586, 2373480), (684, 2033420), (694, 2004120), (720, 1931749), (760, 1830078), (855, 1626736), (879, 1582320), (912, 1525065), (1041, 1336080), (1140, 1220052), (1172, 1186740), (1368, 1016710), (1388, 1002060), (1465, 949392), (1520, 915039), (1710, 813368), (1735, 801648), (1758, 791160), (2082, 668040), (2280, 610026), (2344, 593370), (2637, 527440), (2736, 508355), (2776, 501030), (2930, 474696), (3123, 445360), (3420, 406684), (3470, 400824), (3516, 395580), (4164, 334020), (4395, 316464), (4560, 305013), (4688, 296685), (5205, 267216), (5274, 263720), (5552, 250515), (5567, 249840), (5860, 237348), (6246, 222680), (6593, 210960), (6840, 203342), (6940, 200412), (7032, 197790), (8328, 167010), (8790, 158232), (10410, 133608), (10548, 131860), (11134, 124920), (11720, 118674), (12492, 111340), (13185, 105488), (13186, 105480), (13680, 101671), (13880, 100206), (14064, 98895), (15615, 89072), (16656, 83505), (16701, 83280), (17580, 79116), (19779, 70320), (20820, 66804), (21096, 65930), (22268, 62460), (23440, 59337), (24984, 55670), (26370, 52744), (26372, 52740), (27760, 50103), (27835, 49968), (31230, 44536), (32965, 42192), (33402, 41640), (35160, 39558)]