217765380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22543}}^1$

素因数の和:22585

約数の個数: 96

約数和(自身を含む): 727179264

約数和(自身を除く): 509413884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 22543, 45086, 67629, 90172, 112715, 135258, 157801, 225430, 270516, 315602, 338145, 450860, 473403, 518489, 631204, 676290, 789005, 946806, 1036978, 1352580, 1555467, 1578010, 1893612, 2073956, 2367015, 2592445, 3110934, 3156020, 3629423, 4734030, 5184890, 6221868, 7258846, 7777335, 9468060, 10369780, 10888269, 14517692, 15554670, 18147115, 21776538, 31109340, 36294230, 43553076, 54441345, 72588460, 108882690, 217765380]

約数ペア:

[(1, 217765380), (2, 108882690), (3, 72588460), (4, 54441345), (5, 43553076), (6, 36294230), (7, 31109340), (10, 21776538), (12, 18147115), (14, 15554670), (15, 14517692), (20, 10888269), (21, 10369780), (23, 9468060), (28, 7777335), (30, 7258846), (35, 6221868), (42, 5184890), (46, 4734030), (60, 3629423), (69, 3156020), (70, 3110934), (84, 2592445), (92, 2367015), (105, 2073956), (115, 1893612), (138, 1578010), (140, 1555467), (161, 1352580), (210, 1036978), (230, 946806), (276, 789005), (322, 676290), (345, 631204), (420, 518489), (460, 473403), (483, 450860), (644, 338145), (690, 315602), (805, 270516), (966, 225430), (1380, 157801), (1610, 135258), (1932, 112715), (2415, 90172), (3220, 67629), (4830, 45086), (9660, 22543)]