240189488

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 632340480

約数和(自身を除く): 392150992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 112, 124, 133, 152, 154, 176, 209, 217, 248, 266, 304, 308, 331, 341, 418, 434, 496, 532, 589, 616, 662, 682, 836, 868, 1064, 1178, 1232, 1324, 1364, 1463, 1672, 1736, 2128, 2317, 2356, 2387, 2648, 2728, 2926, 3344, 3472, 3641, 4123, 4634, 4712, 4774, 5296, 5456, 5852, 6289, 6479, 7282, 8246, 9268, 9424, 9548, 10261, 11704, 12578, 12958, 14564, 16492, 18536, 19096, 20522, 23408, 25156, 25487, 25916, 29128, 32984, 37072, 38192, 41044, 44023, 45353, 50312, 50974, 51832, 58256, 65968, 69179, 71827, 82088, 88046, 90706, 100624, 101948, 103664, 112871, 138358, 143654, 164176, 176092, 181412, 194959, 203896, 225742, 276716, 287308, 352184, 362824, 389918, 407792, 451484, 484253, 553432, 574616, 704368, 725648, 779836, 790097, 902968, 968506, 1106864, 1149232, 1364713, 1559672, 1580194, 1805936, 1937012, 2144549, 2729426, 3119344, 3160388, 3874024, 4289098, 5458852, 6320776, 7748048, 8578196, 10917704, 12641552, 15011843, 17156392, 21835408, 30023686, 34312784, 60047372, 120094744, 240189488]

約数ペア:

[(1, 240189488), (2, 120094744), (4, 60047372), (7, 34312784), (8, 30023686), (11, 21835408), (14, 17156392), (16, 15011843), (19, 12641552), (22, 10917704), (28, 8578196), (31, 7748048), (38, 6320776), (44, 5458852), (56, 4289098), (62, 3874024), (76, 3160388), (77, 3119344), (88, 2729426), (112, 2144549), (124, 1937012), (133, 1805936), (152, 1580194), (154, 1559672), (176, 1364713), (209, 1149232), (217, 1106864), (248, 968506), (266, 902968), (304, 790097), (308, 779836), (331, 725648), (341, 704368), (418, 574616), (434, 553432), (496, 484253), (532, 451484), (589, 407792), (616, 389918), (662, 362824), (682, 352184), (836, 287308), (868, 276716), (1064, 225742), (1178, 203896), (1232, 194959), (1324, 181412), (1364, 176092), (1463, 164176), (1672, 143654), (1736, 138358), (2128, 112871), (2317, 103664), (2356, 101948), (2387, 100624), (2648, 90706), (2728, 88046), (2926, 82088), (3344, 71827), (3472, 69179), (3641, 65968), (4123, 58256), (4634, 51832), (4712, 50974), (4774, 50312), (5296, 45353), (5456, 44023), (5852, 41044), (6289, 38192), (6479, 37072), (7282, 32984), (8246, 29128), (9268, 25916), (9424, 25487), (9548, 25156), (10261, 23408), (11704, 20522), (12578, 19096), (12958, 18536), (14564, 16492)]