7021560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 128

約数和(自身を含む): 25966080

約数和(自身を除く): 18944520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 643, 728, 780, 840, 910, 1092, 1286, 1365, 1560, 1820, 1929, 2184, 2572, 2730, 3215, 3640, 3858, 4501, 5144, 5460, 6430, 7716, 8359, 9002, 9645, 10920, 12860, 13503, 15432, 16718, 18004, 19290, 22505, 25077, 25720, 27006, 33436, 36008, 38580, 41795, 45010, 50154, 54012, 58513, 66872, 67515, 77160, 83590, 90020, 100308, 108024, 117026, 125385, 135030, 167180, 175539, 180040, 200616, 234052, 250770, 270060, 292565, 334360, 351078, 468104, 501540, 540120, 585130, 702156, 877695, 1003080, 1170260, 1404312, 1755390, 2340520, 3510780, 7021560]

約数ペア:

[(1, 7021560), (2, 3510780), (3, 2340520), (4, 1755390), (5, 1404312), (6, 1170260), (7, 1003080), (8, 877695), (10, 702156), (12, 585130), (13, 540120), (14, 501540), (15, 468104), (20, 351078), (21, 334360), (24, 292565), (26, 270060), (28, 250770), (30, 234052), (35, 200616), (39, 180040), (40, 175539), (42, 167180), (52, 135030), (56, 125385), (60, 117026), (65, 108024), (70, 100308), (78, 90020), (84, 83590), (91, 77160), (104, 67515), (105, 66872), (120, 58513), (130, 54012), (140, 50154), (156, 45010), (168, 41795), (182, 38580), (195, 36008), (210, 33436), (260, 27006), (273, 25720), (280, 25077), (312, 22505), (364, 19290), (390, 18004), (420, 16718), (455, 15432), (520, 13503), (546, 12860), (643, 10920), (728, 9645), (780, 9002), (840, 8359), (910, 7716), (1092, 6430), (1286, 5460), (1365, 5144), (1560, 4501), (1820, 3858), (1929, 3640), (2184, 3215), (2572, 2730)]