321680268

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:565

約数の個数: 192

約数和(自身を含む): 1043159040

約数和(自身を除く): 721478772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 71, 78, 84, 91, 108, 117, 126, 142, 156, 182, 189, 213, 234, 252, 273, 284, 351, 364, 378, 426, 461, 468, 497, 546, 639, 702, 756, 819, 852, 922, 923, 994, 1092, 1278, 1383, 1404, 1491, 1638, 1844, 1846, 1917, 1988, 2457, 2556, 2766, 2769, 2982, 3227, 3276, 3692, 3834, 4149, 4473, 4914, 5532, 5538, 5964, 5993, 6454, 6461, 7668, 8298, 8307, 8946, 9681, 9828, 11076, 11986, 12447, 12908, 12922, 13419, 16596, 16614, 17892, 17979, 19362, 19383, 23972, 24894, 24921, 25844, 26838, 29043, 32731, 33228, 35958, 38724, 38766, 41951, 49788, 49842, 53676, 53937, 58086, 58149, 65462, 71916, 77532, 83902, 87129, 98193, 99684, 107874, 116172, 116298, 125853, 130924, 161811, 167804, 174258, 174447, 196386, 215748, 229117, 232596, 251706, 294579, 323622, 348516, 348894, 377559, 392772, 425503, 458234, 503412, 589158, 647244, 687351, 697788, 755118, 851006, 883737, 916468, 1132677, 1178316, 1276509, 1374702, 1510236, 1702012, 1767474, 2062053, 2265354, 2553018, 2749404, 2978521, 3534948, 3829527, 4124106, 4530708, 5106036, 5957042, 6186159, 7659054, 8248212, 8935563, 11488581, 11914084, 12372318, 15318108, 17871126, 22977162, 24744636, 26806689, 35742252, 45954324, 53613378, 80420067, 107226756, 160840134, 321680268]

約数ペア:

[(1, 321680268), (2, 160840134), (3, 107226756), (4, 80420067), (6, 53613378), (7, 45954324), (9, 35742252), (12, 26806689), (13, 24744636), (14, 22977162), (18, 17871126), (21, 15318108), (26, 12372318), (27, 11914084), (28, 11488581), (36, 8935563), (39, 8248212), (42, 7659054), (52, 6186159), (54, 5957042), (63, 5106036), (71, 4530708), (78, 4124106), (84, 3829527), (91, 3534948), (108, 2978521), (117, 2749404), (126, 2553018), (142, 2265354), (156, 2062053), (182, 1767474), (189, 1702012), (213, 1510236), (234, 1374702), (252, 1276509), (273, 1178316), (284, 1132677), (351, 916468), (364, 883737), (378, 851006), (426, 755118), (461, 697788), (468, 687351), (497, 647244), (546, 589158), (639, 503412), (702, 458234), (756, 425503), (819, 392772), (852, 377559), (922, 348894), (923, 348516), (994, 323622), (1092, 294579), (1278, 251706), (1383, 232596), (1404, 229117), (1491, 215748), (1638, 196386), (1844, 174447), (1846, 174258), (1917, 167804), (1988, 161811), (2457, 130924), (2556, 125853), (2766, 116298), (2769, 116172), (2982, 107874), (3227, 99684), (3276, 98193), (3692, 87129), (3834, 83902), (4149, 77532), (4473, 71916), (4914, 65462), (5532, 58149), (5538, 58086), (5964, 53937), (5993, 53676), (6454, 49842), (6461, 49788), (7668, 41951), (8298, 38766), (8307, 38724), (8946, 35958), (9681, 33228), (9828, 32731), (11076, 29043), (11986, 26838), (12447, 25844), (12908, 24921), (12922, 24894), (13419, 23972), (16596, 19383), (16614, 19362), (17892, 17979)]