201285920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 144

約数和(自身を含む): 538736184

約数和(自身を除く): 337450264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 121, 148, 160, 176, 185, 220, 242, 281, 296, 352, 370, 407, 440, 484, 562, 592, 605, 740, 814, 880, 968, 1124, 1184, 1210, 1405, 1480, 1628, 1760, 1936, 2035, 2248, 2420, 2810, 2960, 3091, 3256, 3872, 4070, 4477, 4496, 4840, 5620, 5920, 6182, 6512, 8140, 8954, 8992, 9680, 10397, 11240, 12364, 13024, 15455, 16280, 17908, 19360, 20794, 22385, 22480, 24728, 30910, 32560, 34001, 35816, 41588, 44770, 44960, 49456, 51985, 61820, 65120, 68002, 71632, 83176, 89540, 98912, 103970, 114367, 123640, 136004, 143264, 166352, 170005, 179080, 207940, 228734, 247280, 272008, 332704, 340010, 358160, 415880, 457468, 494560, 544016, 571835, 680020, 716320, 831760, 914936, 1088032, 1143670, 1258037, 1360040, 1663520, 1829872, 2287340, 2516074, 2720080, 3659744, 4574680, 5032148, 5440160, 6290185, 9149360, 10064296, 12580370, 18298720, 20128592, 25160740, 40257184, 50321480, 100642960, 201285920]

約数ペア:

[(1, 201285920), (2, 100642960), (4, 50321480), (5, 40257184), (8, 25160740), (10, 20128592), (11, 18298720), (16, 12580370), (20, 10064296), (22, 9149360), (32, 6290185), (37, 5440160), (40, 5032148), (44, 4574680), (55, 3659744), (74, 2720080), (80, 2516074), (88, 2287340), (110, 1829872), (121, 1663520), (148, 1360040), (160, 1258037), (176, 1143670), (185, 1088032), (220, 914936), (242, 831760), (281, 716320), (296, 680020), (352, 571835), (370, 544016), (407, 494560), (440, 457468), (484, 415880), (562, 358160), (592, 340010), (605, 332704), (740, 272008), (814, 247280), (880, 228734), (968, 207940), (1124, 179080), (1184, 170005), (1210, 166352), (1405, 143264), (1480, 136004), (1628, 123640), (1760, 114367), (1936, 103970), (2035, 98912), (2248, 89540), (2420, 83176), (2810, 71632), (2960, 68002), (3091, 65120), (3256, 61820), (3872, 51985), (4070, 49456), (4477, 44960), (4496, 44770), (4840, 41588), (5620, 35816), (5920, 34001), (6182, 32560), (6512, 30910), (8140, 24728), (8954, 22480), (8992, 22385), (9680, 20794), (10397, 19360), (11240, 17908), (12364, 16280), (13024, 15455)]