221370400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 577088064

約数和(自身を除く): 355717664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 53, 80, 92, 100, 106, 115, 160, 184, 200, 212, 227, 230, 265, 368, 400, 424, 454, 460, 530, 575, 736, 800, 848, 908, 920, 1060, 1135, 1150, 1219, 1325, 1696, 1816, 1840, 2120, 2270, 2300, 2438, 2650, 3632, 3680, 4240, 4540, 4600, 4876, 5221, 5300, 5675, 6095, 7264, 8480, 9080, 9200, 9752, 10442, 10600, 11350, 12031, 12190, 18160, 18400, 19504, 20884, 21200, 22700, 24062, 24380, 26105, 30475, 36320, 39008, 41768, 42400, 45400, 48124, 48760, 52210, 60155, 60950, 83536, 90800, 96248, 97520, 104420, 120310, 121900, 130525, 167072, 181600, 192496, 195040, 208840, 240620, 243800, 261050, 276713, 300775, 384992, 417680, 481240, 487600, 522100, 553426, 601550, 835360, 962480, 975200, 1044200, 1106852, 1203100, 1383565, 1924960, 2088400, 2213704, 2406200, 2767130, 4176800, 4427408, 4812400, 5534260, 6917825, 8854816, 9624800, 11068520, 13835650, 22137040, 27671300, 44274080, 55342600, 110685200, 221370400]

約数ペア:

[(1, 221370400), (2, 110685200), (4, 55342600), (5, 44274080), (8, 27671300), (10, 22137040), (16, 13835650), (20, 11068520), (23, 9624800), (25, 8854816), (32, 6917825), (40, 5534260), (46, 4812400), (50, 4427408), (53, 4176800), (80, 2767130), (92, 2406200), (100, 2213704), (106, 2088400), (115, 1924960), (160, 1383565), (184, 1203100), (200, 1106852), (212, 1044200), (227, 975200), (230, 962480), (265, 835360), (368, 601550), (400, 553426), (424, 522100), (454, 487600), (460, 481240), (530, 417680), (575, 384992), (736, 300775), (800, 276713), (848, 261050), (908, 243800), (920, 240620), (1060, 208840), (1135, 195040), (1150, 192496), (1219, 181600), (1325, 167072), (1696, 130525), (1816, 121900), (1840, 120310), (2120, 104420), (2270, 97520), (2300, 96248), (2438, 90800), (2650, 83536), (3632, 60950), (3680, 60155), (4240, 52210), (4540, 48760), (4600, 48124), (4876, 45400), (5221, 42400), (5300, 41768), (5675, 39008), (6095, 36320), (7264, 30475), (8480, 26105), (9080, 24380), (9200, 24062), (9752, 22700), (10442, 21200), (10600, 20884), (11350, 19504), (12031, 18400), (12190, 18160)]