320251464

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 974937600

約数和(自身を除く): 654686136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 61, 71, 72, 78, 79, 104, 117, 122, 142, 156, 158, 183, 213, 234, 237, 244, 284, 312, 316, 366, 426, 468, 474, 488, 549, 568, 632, 639, 711, 732, 793, 852, 923, 936, 948, 1027, 1098, 1278, 1422, 1464, 1586, 1704, 1846, 1896, 2054, 2196, 2379, 2556, 2769, 2844, 3081, 3172, 3692, 4108, 4331, 4392, 4758, 4819, 5112, 5538, 5609, 5688, 6162, 6344, 7137, 7384, 8216, 8307, 8662, 9243, 9516, 9638, 11076, 11218, 12324, 12993, 14274, 14457, 16614, 16827, 17324, 18486, 19032, 19276, 22152, 22436, 24648, 25986, 28548, 28914, 33228, 33654, 34648, 36972, 38552, 38979, 43371, 44872, 50481, 51972, 56303, 57096, 57828, 62647, 66456, 67308, 72917, 73944, 77958, 86742, 100962, 103944, 112606, 115656, 125294, 134616, 145834, 155916, 168909, 173484, 187941, 201924, 218751, 225212, 250588, 291668, 311832, 337818, 342149, 346968, 375882, 403848, 437502, 450424, 501176, 506727, 563823, 583336, 656253, 675636, 684298, 751764, 875004, 1013454, 1026447, 1127646, 1312506, 1351272, 1368596, 1503528, 1750008, 2026908, 2052894, 2255292, 2625012, 2737192, 3079341, 4053816, 4105788, 4447937, 4510584, 5250024, 6158682, 8211576, 8895874, 12317364, 13343811, 17791748, 24634728, 26687622, 35583496, 40031433, 53375244, 80062866, 106750488, 160125732, 320251464]

約数ペア:

[(1, 320251464), (2, 160125732), (3, 106750488), (4, 80062866), (6, 53375244), (8, 40031433), (9, 35583496), (12, 26687622), (13, 24634728), (18, 17791748), (24, 13343811), (26, 12317364), (36, 8895874), (39, 8211576), (52, 6158682), (61, 5250024), (71, 4510584), (72, 4447937), (78, 4105788), (79, 4053816), (104, 3079341), (117, 2737192), (122, 2625012), (142, 2255292), (156, 2052894), (158, 2026908), (183, 1750008), (213, 1503528), (234, 1368596), (237, 1351272), (244, 1312506), (284, 1127646), (312, 1026447), (316, 1013454), (366, 875004), (426, 751764), (468, 684298), (474, 675636), (488, 656253), (549, 583336), (568, 563823), (632, 506727), (639, 501176), (711, 450424), (732, 437502), (793, 403848), (852, 375882), (923, 346968), (936, 342149), (948, 337818), (1027, 311832), (1098, 291668), (1278, 250588), (1422, 225212), (1464, 218751), (1586, 201924), (1704, 187941), (1846, 173484), (1896, 168909), (2054, 155916), (2196, 145834), (2379, 134616), (2556, 125294), (2769, 115656), (2844, 112606), (3081, 103944), (3172, 100962), (3692, 86742), (4108, 77958), (4331, 73944), (4392, 72917), (4758, 67308), (4819, 66456), (5112, 62647), (5538, 57828), (5609, 57096), (5688, 56303), (6162, 51972), (6344, 50481), (7137, 44872), (7384, 43371), (8216, 38979), (8307, 38552), (8662, 36972), (9243, 34648), (9516, 33654), (9638, 33228), (11076, 28914), (11218, 28548), (12324, 25986), (12993, 24648), (14274, 22436), (14457, 22152), (16614, 19276), (16827, 19032), (17324, 18486)]