204156120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{677}}^1$

素因数の和:1057

約数の個数: 128

約数和(自身を含む): 702950400

約数和(自身を除く): 498794280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 359, 420, 677, 718, 840, 1077, 1354, 1436, 1795, 2031, 2154, 2513, 2708, 2872, 3385, 3590, 4062, 4308, 4739, 5026, 5385, 5416, 6770, 7180, 7539, 8124, 8616, 9478, 10052, 10155, 10770, 12565, 13540, 14217, 14360, 15078, 16248, 18956, 20104, 20310, 21540, 23695, 25130, 27080, 28434, 30156, 37695, 37912, 40620, 43080, 47390, 50260, 56868, 60312, 71085, 75390, 81240, 94780, 100520, 113736, 142170, 150780, 189560, 243043, 284340, 301560, 486086, 568680, 729129, 972172, 1215215, 1458258, 1701301, 1944344, 2430430, 2916516, 3402602, 3645645, 4860860, 5103903, 5833032, 6805204, 7291290, 8506505, 9721720, 10207806, 13610408, 14582580, 17013010, 20415612, 25519515, 29165160, 34026020, 40831224, 51039030, 68052040, 102078060, 204156120]

約数ペア:

[(1, 204156120), (2, 102078060), (3, 68052040), (4, 51039030), (5, 40831224), (6, 34026020), (7, 29165160), (8, 25519515), (10, 20415612), (12, 17013010), (14, 14582580), (15, 13610408), (20, 10207806), (21, 9721720), (24, 8506505), (28, 7291290), (30, 6805204), (35, 5833032), (40, 5103903), (42, 4860860), (56, 3645645), (60, 3402602), (70, 2916516), (84, 2430430), (105, 1944344), (120, 1701301), (140, 1458258), (168, 1215215), (210, 972172), (280, 729129), (359, 568680), (420, 486086), (677, 301560), (718, 284340), (840, 243043), (1077, 189560), (1354, 150780), (1436, 142170), (1795, 113736), (2031, 100520), (2154, 94780), (2513, 81240), (2708, 75390), (2872, 71085), (3385, 60312), (3590, 56868), (4062, 50260), (4308, 47390), (4739, 43080), (5026, 40620), (5385, 37912), (5416, 37695), (6770, 30156), (7180, 28434), (7539, 27080), (8124, 25130), (8616, 23695), (9478, 21540), (10052, 20310), (10155, 20104), (10770, 18956), (12565, 16248), (13540, 15078), (14217, 14360)]