1340561040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61381}}^1$

素因数の和:61417

約数の個数: 160

約数和(自身を含む): 5114839296

約数和(自身を除く): 3774278256

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, 10920, 21840, 61381, 122762, 184143, 245524, 306905, 368286, 429667, 491048, 613810, 736572, 797953, 859334, 920715, 982096, 1227620, 1289001, 1473144, 1595906, 1718668, 1841430, 2148335, 2393859, 2455240, 2578002, 2946288, 3191812, 3437336, 3682860, 3989765, 4296670, 4787718, 4910480, 5156004, 5585671, 6383624, 6445005, 6874672, 7365720, 7979530, 8593340, 9575436, 10312008, 11171342, 11969295, 12767248, 12890010, 14731440, 15959060, 16757013, 17186680, 19150872, 20624016, 22342684, 23938590, 25780020, 27928355, 31918120, 33514026, 34373360, 38301744, 44685368, 47877180, 51560040, 55856710, 63836240, 67028052, 83785065, 89370736, 95754360, 103120080, 111713420, 134056104, 167570130, 191508720, 223426840, 268112208, 335140260, 446853680, 670280520, 1340561040]

約数ペア:

[(1, 1340561040), (2, 670280520), (3, 446853680), (4, 335140260), (5, 268112208), (6, 223426840), (7, 191508720), (8, 167570130), (10, 134056104), (12, 111713420), (13, 103120080), (14, 95754360), (15, 89370736), (16, 83785065), (20, 67028052), (21, 63836240), (24, 55856710), (26, 51560040), (28, 47877180), (30, 44685368), (35, 38301744), (39, 34373360), (40, 33514026), (42, 31918120), (48, 27928355), (52, 25780020), (56, 23938590), (60, 22342684), (65, 20624016), (70, 19150872), (78, 17186680), (80, 16757013), (84, 15959060), (91, 14731440), (104, 12890010), (105, 12767248), (112, 11969295), (120, 11171342), (130, 10312008), (140, 9575436), (156, 8593340), (168, 7979530), (182, 7365720), (195, 6874672), (208, 6445005), (210, 6383624), (240, 5585671), (260, 5156004), (273, 4910480), (280, 4787718), (312, 4296670), (336, 3989765), (364, 3682860), (390, 3437336), (420, 3191812), (455, 2946288), (520, 2578002), (546, 2455240), (560, 2393859), (624, 2148335), (728, 1841430), (780, 1718668), (840, 1595906), (910, 1473144), (1040, 1289001), (1092, 1227620), (1365, 982096), (1456, 920715), (1560, 859334), (1680, 797953), (1820, 736572), (2184, 613810), (2730, 491048), (3120, 429667), (3640, 368286), (4368, 306905), (5460, 245524), (7280, 184143), (10920, 122762), (21840, 61381)]