21900600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{23}}^3$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 76892400

約数和(自身を除く): 54991800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 60, 69, 72, 75, 90, 92, 100, 115, 120, 138, 150, 180, 184, 200, 207, 225, 230, 276, 300, 345, 360, 414, 450, 460, 529, 552, 575, 600, 690, 828, 900, 920, 1035, 1058, 1150, 1380, 1587, 1656, 1725, 1800, 2070, 2116, 2300, 2645, 2760, 3174, 3450, 4140, 4232, 4600, 4761, 5175, 5290, 6348, 6900, 7935, 8280, 9522, 10350, 10580, 12167, 12696, 13225, 13800, 15870, 19044, 20700, 21160, 23805, 24334, 26450, 31740, 36501, 38088, 39675, 41400, 47610, 48668, 52900, 60835, 63480, 73002, 79350, 95220, 97336, 105800, 109503, 119025, 121670, 146004, 158700, 182505, 190440, 219006, 238050, 243340, 292008, 304175, 317400, 365010, 438012, 476100, 486680, 547515, 608350, 730020, 876024, 912525, 952200, 1095030, 1216700, 1460040, 1825050, 2190060, 2433400, 2737575, 3650100, 4380120, 5475150, 7300200, 10950300, 21900600]

約数ペア:

[(1, 21900600), (2, 10950300), (3, 7300200), (4, 5475150), (5, 4380120), (6, 3650100), (8, 2737575), (9, 2433400), (10, 2190060), (12, 1825050), (15, 1460040), (18, 1216700), (20, 1095030), (23, 952200), (24, 912525), (25, 876024), (30, 730020), (36, 608350), (40, 547515), (45, 486680), (46, 476100), (50, 438012), (60, 365010), (69, 317400), (72, 304175), (75, 292008), (90, 243340), (92, 238050), (100, 219006), (115, 190440), (120, 182505), (138, 158700), (150, 146004), (180, 121670), (184, 119025), (200, 109503), (207, 105800), (225, 97336), (230, 95220), (276, 79350), (300, 73002), (345, 63480), (360, 60835), (414, 52900), (450, 48668), (460, 47610), (529, 41400), (552, 39675), (575, 38088), (600, 36501), (690, 31740), (828, 26450), (900, 24334), (920, 23805), (1035, 21160), (1058, 20700), (1150, 19044), (1380, 15870), (1587, 13800), (1656, 13225), (1725, 12696), (1800, 12167), (2070, 10580), (2116, 10350), (2300, 9522), (2645, 8280), (2760, 7935), (3174, 6900), (3450, 6348), (4140, 5290), (4232, 5175), (4600, 4761)]