209685840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9601}}^1$

素因数の和:9637

約数の個数: 160

約数和(自身を含む): 800115456

約数和(自身を除く): 590429616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 9601, 10920, 19202, 21840, 28803, 38404, 48005, 57606, 67207, 76808, 96010, 115212, 124813, 134414, 144015, 153616, 192020, 201621, 230424, 249626, 268828, 288030, 336035, 374439, 384040, 403242, 460848, 499252, 537656, 576060, 624065, 672070, 748878, 768080, 806484, 873691, 998504, 1008105, 1075312, 1152120, 1248130, 1344140, 1497756, 1612968, 1747382, 1872195, 1997008, 2016210, 2304240, 2496260, 2621073, 2688280, 2995512, 3225936, 3494764, 3744390, 4032420, 4368455, 4992520, 5242146, 5376560, 5991024, 6989528, 7488780, 8064840, 8736910, 9985040, 10484292, 13105365, 13979056, 14977560, 16129680, 17473820, 20968584, 26210730, 29955120, 34947640, 41937168, 52421460, 69895280, 104842920, 209685840]

約数ペア:

[(1, 209685840), (2, 104842920), (3, 69895280), (4, 52421460), (5, 41937168), (6, 34947640), (7, 29955120), (8, 26210730), (10, 20968584), (12, 17473820), (13, 16129680), (14, 14977560), (15, 13979056), (16, 13105365), (20, 10484292), (21, 9985040), (24, 8736910), (26, 8064840), (28, 7488780), (30, 6989528), (35, 5991024), (39, 5376560), (40, 5242146), (42, 4992520), (48, 4368455), (52, 4032420), (56, 3744390), (60, 3494764), (65, 3225936), (70, 2995512), (78, 2688280), (80, 2621073), (84, 2496260), (91, 2304240), (104, 2016210), (105, 1997008), (112, 1872195), (120, 1747382), (130, 1612968), (140, 1497756), (156, 1344140), (168, 1248130), (182, 1152120), (195, 1075312), (208, 1008105), (210, 998504), (240, 873691), (260, 806484), (273, 768080), (280, 748878), (312, 672070), (336, 624065), (364, 576060), (390, 537656), (420, 499252), (455, 460848), (520, 403242), (546, 384040), (560, 374439), (624, 336035), (728, 288030), (780, 268828), (840, 249626), (910, 230424), (1040, 201621), (1092, 192020), (1365, 153616), (1456, 144015), (1560, 134414), (1680, 124813), (1820, 115212), (2184, 96010), (2730, 76808), (3120, 67207), (3640, 57606), (4368, 48005), (5460, 38404), (7280, 28803), (9601, 21840), (10920, 19202)]