397999080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1944

約数の個数: 192

約数和(自身を含む): 1406246400

約数和(自身を除く): 1008247320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 684, 744, 760, 855, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1710, 1767, 1860, 1877, 2232, 2280, 2356, 2790, 2945, 3420, 3534, 3720, 3754, 4712, 5301, 5580, 5631, 5890, 6840, 7068, 7508, 8835, 9385, 10602, 11160, 11262, 11780, 14136, 15016, 16893, 17670, 18770, 21204, 22524, 23560, 26505, 28155, 33786, 35340, 35663, 37540, 42408, 45048, 53010, 56310, 58187, 67572, 70680, 71326, 75080, 84465, 106020, 106989, 112620, 116374, 135144, 142652, 168930, 174561, 178315, 212040, 213978, 225240, 232748, 285304, 290935, 320967, 337860, 349122, 356630, 427956, 465496, 523683, 534945, 581870, 641934, 675720, 698244, 713260, 855912, 872805, 1047366, 1069890, 1105553, 1163740, 1283868, 1396488, 1426520, 1604835, 1745610, 2094732, 2139780, 2211106, 2327480, 2567736, 2618415, 3209670, 3316659, 3491220, 4189464, 4279560, 4422212, 5236830, 5527765, 6419340, 6633318, 6982440, 8844424, 9949977, 10473660, 11055530, 12838680, 13266636, 16583295, 19899954, 20947320, 22111060, 26533272, 33166590, 39799908, 44222120, 49749885, 66333180, 79599816, 99499770, 132666360, 198999540, 397999080]

約数ペア:

[(1, 397999080), (2, 198999540), (3, 132666360), (4, 99499770), (5, 79599816), (6, 66333180), (8, 49749885), (9, 44222120), (10, 39799908), (12, 33166590), (15, 26533272), (18, 22111060), (19, 20947320), (20, 19899954), (24, 16583295), (30, 13266636), (31, 12838680), (36, 11055530), (38, 10473660), (40, 9949977), (45, 8844424), (57, 6982440), (60, 6633318), (62, 6419340), (72, 5527765), (76, 5236830), (90, 4422212), (93, 4279560), (95, 4189464), (114, 3491220), (120, 3316659), (124, 3209670), (152, 2618415), (155, 2567736), (171, 2327480), (180, 2211106), (186, 2139780), (190, 2094732), (228, 1745610), (248, 1604835), (279, 1426520), (285, 1396488), (310, 1283868), (342, 1163740), (360, 1105553), (372, 1069890), (380, 1047366), (456, 872805), (465, 855912), (558, 713260), (570, 698244), (589, 675720), (620, 641934), (684, 581870), (744, 534945), (760, 523683), (855, 465496), (930, 427956), (1116, 356630), (1140, 349122), (1178, 337860), (1240, 320967), (1368, 290935), (1395, 285304), (1710, 232748), (1767, 225240), (1860, 213978), (1877, 212040), (2232, 178315), (2280, 174561), (2356, 168930), (2790, 142652), (2945, 135144), (3420, 116374), (3534, 112620), (3720, 106989), (3754, 106020), (4712, 84465), (5301, 75080), (5580, 71326), (5631, 70680), (5890, 67572), (6840, 58187), (7068, 56310), (7508, 53010), (8835, 45048), (9385, 42408), (10602, 37540), (11160, 35663), (11262, 35340), (11780, 33786), (14136, 28155), (15016, 26505), (16893, 23560), (17670, 22524), (18770, 21204)]