66690720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1597}}^1$

素因数の和:1647

約数の個数: 144

約数和(自身を含む): 235577160

約数和(自身を除く): 168886440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1597, 1740, 2088, 2320, 2610, 2784, 3194, 3480, 4176, 4640, 4791, 5220, 6388, 6960, 7985, 8352, 9582, 10440, 12776, 13920, 14373, 15970, 19164, 20880, 23955, 25552, 28746, 31940, 38328, 41760, 46313, 47910, 51104, 57492, 63880, 71865, 76656, 92626, 95820, 114984, 127760, 138939, 143730, 153312, 185252, 191640, 229968, 231565, 255520, 277878, 287460, 370504, 383280, 416817, 459936, 463130, 555756, 574920, 694695, 741008, 766560, 833634, 926260, 1111512, 1149840, 1389390, 1482016, 1667268, 1852520, 2084085, 2223024, 2299680, 2778780, 3334536, 3705040, 4168170, 4446048, 5557560, 6669072, 7410080, 8336340, 11115120, 13338144, 16672680, 22230240, 33345360, 66690720]

約数ペア:

[(1, 66690720), (2, 33345360), (3, 22230240), (4, 16672680), (5, 13338144), (6, 11115120), (8, 8336340), (9, 7410080), (10, 6669072), (12, 5557560), (15, 4446048), (16, 4168170), (18, 3705040), (20, 3334536), (24, 2778780), (29, 2299680), (30, 2223024), (32, 2084085), (36, 1852520), (40, 1667268), (45, 1482016), (48, 1389390), (58, 1149840), (60, 1111512), (72, 926260), (80, 833634), (87, 766560), (90, 741008), (96, 694695), (116, 574920), (120, 555756), (144, 463130), (145, 459936), (160, 416817), (174, 383280), (180, 370504), (232, 287460), (240, 277878), (261, 255520), (288, 231565), (290, 229968), (348, 191640), (360, 185252), (435, 153312), (464, 143730), (480, 138939), (522, 127760), (580, 114984), (696, 95820), (720, 92626), (870, 76656), (928, 71865), (1044, 63880), (1160, 57492), (1305, 51104), (1392, 47910), (1440, 46313), (1597, 41760), (1740, 38328), (2088, 31940), (2320, 28746), (2610, 25552), (2784, 23955), (3194, 20880), (3480, 19164), (4176, 15970), (4640, 14373), (4791, 13920), (5220, 12776), (6388, 10440), (6960, 9582), (7985, 8352)]