197321280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 224

約数和(自身を含む): 685824384

約数和(自身を除く): 488503104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 97, 104, 120, 130, 156, 160, 163, 192, 194, 195, 208, 240, 260, 291, 312, 320, 326, 388, 390, 416, 480, 485, 489, 520, 582, 624, 652, 776, 780, 815, 832, 960, 970, 978, 1040, 1164, 1248, 1261, 1304, 1455, 1552, 1560, 1630, 1940, 1956, 2080, 2119, 2328, 2445, 2496, 2522, 2608, 2910, 3104, 3120, 3260, 3783, 3880, 3912, 4160, 4238, 4656, 4890, 5044, 5216, 5820, 6208, 6240, 6305, 6357, 6520, 7566, 7760, 7824, 8476, 9312, 9780, 10088, 10432, 10595, 11640, 12480, 12610, 12714, 13040, 15132, 15520, 15648, 15811, 16952, 18624, 18915, 19560, 20176, 21190, 23280, 25220, 25428, 26080, 30264, 31040, 31296, 31622, 31785, 33904, 37830, 39120, 40352, 42380, 46560, 47433, 50440, 50856, 52160, 60528, 63244, 63570, 67808, 75660, 78240, 79055, 80704, 84760, 93120, 94866, 100880, 101712, 121056, 126488, 127140, 135616, 151320, 156480, 158110, 169520, 189732, 201760, 203424, 205543, 237165, 242112, 252976, 254280, 302640, 316220, 339040, 379464, 403520, 406848, 411086, 474330, 505952, 508560, 605280, 616629, 632440, 678080, 758928, 822172, 948660, 1011904, 1017120, 1027715, 1210560, 1233258, 1264880, 1517856, 1644344, 1897320, 2034240, 2055430, 2466516, 2529760, 3035712, 3083145, 3288688, 3794640, 4110860, 4933032, 5059520, 6166290, 6577376, 7589280, 8221720, 9866064, 12332580, 13154752, 15178560, 16443440, 19732128, 24665160, 32886880, 39464256, 49330320, 65773760, 98660640, 197321280]

約数ペア:

[(1, 197321280), (2, 98660640), (3, 65773760), (4, 49330320), (5, 39464256), (6, 32886880), (8, 24665160), (10, 19732128), (12, 16443440), (13, 15178560), (15, 13154752), (16, 12332580), (20, 9866064), (24, 8221720), (26, 7589280), (30, 6577376), (32, 6166290), (39, 5059520), (40, 4933032), (48, 4110860), (52, 3794640), (60, 3288688), (64, 3083145), (65, 3035712), (78, 2529760), (80, 2466516), (96, 2055430), (97, 2034240), (104, 1897320), (120, 1644344), (130, 1517856), (156, 1264880), (160, 1233258), (163, 1210560), (192, 1027715), (194, 1017120), (195, 1011904), (208, 948660), (240, 822172), (260, 758928), (291, 678080), (312, 632440), (320, 616629), (326, 605280), (388, 508560), (390, 505952), (416, 474330), (480, 411086), (485, 406848), (489, 403520), (520, 379464), (582, 339040), (624, 316220), (652, 302640), (776, 254280), (780, 252976), (815, 242112), (832, 237165), (960, 205543), (970, 203424), (978, 201760), (1040, 189732), (1164, 169520), (1248, 158110), (1261, 156480), (1304, 151320), (1455, 135616), (1552, 127140), (1560, 126488), (1630, 121056), (1940, 101712), (1956, 100880), (2080, 94866), (2119, 93120), (2328, 84760), (2445, 80704), (2496, 79055), (2522, 78240), (2608, 75660), (2910, 67808), (3104, 63570), (3120, 63244), (3260, 60528), (3783, 52160), (3880, 50856), (3912, 50440), (4160, 47433), (4238, 46560), (4656, 42380), (4890, 40352), (5044, 39120), (5216, 37830), (5820, 33904), (6208, 31785), (6240, 31622), (6305, 31296), (6357, 31040), (6520, 30264), (7566, 26080), (7760, 25428), (7824, 25220), (8476, 23280), (9312, 21190), (9780, 20176), (10088, 19560), (10432, 18915), (10595, 18624), (11640, 16952), (12480, 15811), (12610, 15648), (12714, 15520), (13040, 15132)]