684936320

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 1880064000

約数和(自身を除く): 1195127680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 62, 64, 76, 79, 80, 92, 95, 115, 124, 128, 152, 155, 158, 160, 184, 190, 230, 248, 304, 310, 316, 320, 368, 380, 395, 437, 460, 496, 589, 608, 620, 632, 640, 713, 736, 760, 790, 874, 920, 992, 1178, 1216, 1240, 1264, 1426, 1472, 1501, 1520, 1580, 1748, 1817, 1840, 1984, 2185, 2356, 2432, 2449, 2480, 2528, 2852, 2944, 2945, 3002, 3040, 3160, 3496, 3565, 3634, 3680, 3968, 4370, 4712, 4898, 4960, 5056, 5704, 5890, 6004, 6080, 6320, 6992, 7130, 7268, 7360, 7505, 8740, 9085, 9424, 9796, 9920, 10112, 11408, 11780, 12008, 12160, 12245, 12640, 13547, 13984, 14260, 14536, 14720, 15010, 17480, 18170, 18848, 19592, 19840, 22816, 23560, 24016, 24490, 25280, 27094, 27968, 28520, 29072, 30020, 34523, 34960, 36340, 37696, 39184, 45632, 46531, 47120, 48032, 48980, 50560, 54188, 55936, 56327, 57040, 58144, 60040, 67735, 69046, 69920, 72680, 75392, 78368, 91264, 93062, 94240, 96064, 97960, 108376, 112654, 114080, 116288, 120080, 135470, 138092, 139840, 145360, 156736, 172615, 186124, 188480, 192128, 195920, 216752, 225308, 228160, 232576, 232655, 240160, 270940, 276184, 279680, 281635, 290720, 313472, 345230, 372248, 376960, 391840, 433504, 450616, 456320, 465310, 480320, 541880, 552368, 563270, 581440, 690460, 744496, 783680, 867008, 901232, 930620, 960640, 1070213, 1083760, 1104736, 1126540, 1162880, 1380920, 1488992, 1567360, 1734016, 1802464, 1861240, 2140426, 2167520, 2209472, 2253080, 2761840, 2977984, 3604928, 3722480, 4280852, 4335040, 4418944, 4506160, 5351065, 5523680, 5955968, 7209856, 7444960, 8561704, 8670080, 9012320, 10702130, 11047360, 14889920, 17123408, 18024640, 21404260, 22094720, 29779840, 34246816, 36049280, 42808520, 68493632, 85617040, 136987264, 171234080, 342468160, 684936320]

約数ペア:

[(1, 684936320), (2, 342468160), (4, 171234080), (5, 136987264), (8, 85617040), (10, 68493632), (16, 42808520), (19, 36049280), (20, 34246816), (23, 29779840), (31, 22094720), (32, 21404260), (38, 18024640), (40, 17123408), (46, 14889920), (62, 11047360), (64, 10702130), (76, 9012320), (79, 8670080), (80, 8561704), (92, 7444960), (95, 7209856), (115, 5955968), (124, 5523680), (128, 5351065), (152, 4506160), (155, 4418944), (158, 4335040), (160, 4280852), (184, 3722480), (190, 3604928), (230, 2977984), (248, 2761840), (304, 2253080), (310, 2209472), (316, 2167520), (320, 2140426), (368, 1861240), (380, 1802464), (395, 1734016), (437, 1567360), (460, 1488992), (496, 1380920), (589, 1162880), (608, 1126540), (620, 1104736), (632, 1083760), (640, 1070213), (713, 960640), (736, 930620), (760, 901232), (790, 867008), (874, 783680), (920, 744496), (992, 690460), (1178, 581440), (1216, 563270), (1240, 552368), (1264, 541880), (1426, 480320), (1472, 465310), (1501, 456320), (1520, 450616), (1580, 433504), (1748, 391840), (1817, 376960), (1840, 372248), (1984, 345230), (2185, 313472), (2356, 290720), (2432, 281635), (2449, 279680), (2480, 276184), (2528, 270940), (2852, 240160), (2944, 232655), (2945, 232576), (3002, 228160), (3040, 225308), (3160, 216752), (3496, 195920), (3565, 192128), (3634, 188480), (3680, 186124), (3968, 172615), (4370, 156736), (4712, 145360), (4898, 139840), (4960, 138092), (5056, 135470), (5704, 120080), (5890, 116288), (6004, 114080), (6080, 112654), (6320, 108376), (6992, 97960), (7130, 96064), (7268, 94240), (7360, 93062), (7505, 91264), (8740, 78368), (9085, 75392), (9424, 72680), (9796, 69920), (9920, 69046), (10112, 67735), (11408, 60040), (11780, 58144), (12008, 57040), (12160, 56327), (12245, 55936), (12640, 54188), (13547, 50560), (13984, 48980), (14260, 48032), (14536, 47120), (14720, 46531), (15010, 45632), (17480, 39184), (18170, 37696), (18848, 36340), (19592, 34960), (19840, 34523), (22816, 30020), (23560, 29072), (24016, 28520), (24490, 27968), (25280, 27094)]