439983180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26861}}^1$

素因数の和:26896

約数の個数: 144

約数和(自身を含む): 1642665024

約数和(自身を除く): 1202681844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 26861, 53722, 80583, 107444, 134305, 161166, 188027, 241749, 268610, 322332, 349193, 376054, 402915, 483498, 537220, 564081, 698386, 752108, 805830, 940135, 966996, 1047579, 1128162, 1208745, 1396772, 1611660, 1692243, 1745965, 1880270, 2095158, 2256324, 2417490, 2444351, 2820405, 3142737, 3384486, 3491930, 3760540, 4190316, 4834980, 4888702, 5237895, 5640810, 6285474, 6768972, 6983860, 7333053, 8461215, 9777404, 10475790, 11281620, 12221755, 12570948, 14666106, 15713685, 16922430, 20951580, 21999159, 24443510, 29332212, 31427370, 33844860, 36665265, 43998318, 48887020, 62854740, 73330530, 87996636, 109995795, 146661060, 219991590, 439983180]

約数ペア:

[(1, 439983180), (2, 219991590), (3, 146661060), (4, 109995795), (5, 87996636), (6, 73330530), (7, 62854740), (9, 48887020), (10, 43998318), (12, 36665265), (13, 33844860), (14, 31427370), (15, 29332212), (18, 24443510), (20, 21999159), (21, 20951580), (26, 16922430), (28, 15713685), (30, 14666106), (35, 12570948), (36, 12221755), (39, 11281620), (42, 10475790), (45, 9777404), (52, 8461215), (60, 7333053), (63, 6983860), (65, 6768972), (70, 6285474), (78, 5640810), (84, 5237895), (90, 4888702), (91, 4834980), (105, 4190316), (117, 3760540), (126, 3491930), (130, 3384486), (140, 3142737), (156, 2820405), (180, 2444351), (182, 2417490), (195, 2256324), (210, 2095158), (234, 1880270), (252, 1745965), (260, 1692243), (273, 1611660), (315, 1396772), (364, 1208745), (390, 1128162), (420, 1047579), (455, 966996), (468, 940135), (546, 805830), (585, 752108), (630, 698386), (780, 564081), (819, 537220), (910, 483498), (1092, 402915), (1170, 376054), (1260, 349193), (1365, 322332), (1638, 268610), (1820, 241749), (2340, 188027), (2730, 161166), (3276, 134305), (4095, 107444), (5460, 80583), (8190, 53722), (16380, 26861)]