61163280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:318

約数の個数: 240

約数和(自身を含む): 229806720

約数和(自身を除く): 168643440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 170, 171, 180, 190, 204, 228, 240, 255, 263, 272, 285, 304, 306, 323, 340, 342, 360, 380, 408, 456, 510, 526, 570, 612, 646, 680, 684, 720, 760, 765, 789, 816, 855, 912, 969, 1020, 1052, 1140, 1224, 1292, 1315, 1360, 1368, 1520, 1530, 1578, 1615, 1710, 1938, 2040, 2104, 2280, 2367, 2448, 2584, 2630, 2736, 2907, 3060, 3156, 3230, 3420, 3876, 3945, 4080, 4208, 4471, 4560, 4734, 4845, 4997, 5168, 5260, 5814, 6120, 6312, 6460, 6840, 7752, 7890, 8942, 9468, 9690, 9994, 10520, 11628, 11835, 12240, 12624, 12920, 13413, 13680, 14535, 14991, 15504, 15780, 17884, 18936, 19380, 19988, 21040, 22355, 23256, 23670, 24985, 25840, 26826, 29070, 29982, 31560, 35768, 37872, 38760, 39976, 40239, 44710, 44973, 46512, 47340, 49970, 53652, 58140, 59964, 63120, 67065, 71536, 74955, 77520, 79952, 80478, 84949, 89420, 89946, 94680, 99940, 107304, 116280, 119928, 134130, 149910, 160956, 169898, 178840, 179892, 189360, 199880, 201195, 214608, 224865, 232560, 239856, 254847, 268260, 299820, 321912, 339796, 357680, 359784, 399760, 402390, 424745, 449730, 509694, 536520, 599640, 643824, 679592, 719568, 764541, 804780, 849490, 899460, 1019388, 1073040, 1199280, 1274235, 1359184, 1529082, 1609560, 1698980, 1798920, 2038776, 2548470, 3058164, 3219120, 3397960, 3597840, 3822705, 4077552, 5096940, 6116328, 6795920, 7645410, 10193880, 12232656, 15290820, 20387760, 30581640, 61163280]

約数ペア:

[(1, 61163280), (2, 30581640), (3, 20387760), (4, 15290820), (5, 12232656), (6, 10193880), (8, 7645410), (9, 6795920), (10, 6116328), (12, 5096940), (15, 4077552), (16, 3822705), (17, 3597840), (18, 3397960), (19, 3219120), (20, 3058164), (24, 2548470), (30, 2038776), (34, 1798920), (36, 1698980), (38, 1609560), (40, 1529082), (45, 1359184), (48, 1274235), (51, 1199280), (57, 1073040), (60, 1019388), (68, 899460), (72, 849490), (76, 804780), (80, 764541), (85, 719568), (90, 679592), (95, 643824), (102, 599640), (114, 536520), (120, 509694), (136, 449730), (144, 424745), (152, 402390), (153, 399760), (170, 359784), (171, 357680), (180, 339796), (190, 321912), (204, 299820), (228, 268260), (240, 254847), (255, 239856), (263, 232560), (272, 224865), (285, 214608), (304, 201195), (306, 199880), (323, 189360), (340, 179892), (342, 178840), (360, 169898), (380, 160956), (408, 149910), (456, 134130), (510, 119928), (526, 116280), (570, 107304), (612, 99940), (646, 94680), (680, 89946), (684, 89420), (720, 84949), (760, 80478), (765, 79952), (789, 77520), (816, 74955), (855, 71536), (912, 67065), (969, 63120), (1020, 59964), (1052, 58140), (1140, 53652), (1224, 49970), (1292, 47340), (1315, 46512), (1360, 44973), (1368, 44710), (1520, 40239), (1530, 39976), (1578, 38760), (1615, 37872), (1710, 35768), (1938, 31560), (2040, 29982), (2104, 29070), (2280, 26826), (2367, 25840), (2448, 24985), (2584, 23670), (2630, 23256), (2736, 22355), (2907, 21040), (3060, 19988), (3156, 19380), (3230, 18936), (3420, 17884), (3876, 15780), (3945, 15504), (4080, 14991), (4208, 14535), (4471, 13680), (4560, 13413), (4734, 12920), (4845, 12624), (4997, 12240), (5168, 11835), (5260, 11628), (5814, 10520), (6120, 9994), (6312, 9690), (6460, 9468), (6840, 8942), (7752, 7890)]