313658520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2063}}^1$

素因数の和:2265

約数の個数: 128

約数和(自身を含む): 1081866240

約数和(自身を除く): 768207720

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, 181, 210, 280, 362, 420, 543, 724, 840, 905, 1086, 1267, 1448, 1810, 2063, 2172, 2534, 2715, 3620, 3801, 4126, 4344, 5068, 5430, 6189, 6335, 7240, 7602, 8252, 10136, 10315, 10860, 12378, 12670, 14441, 15204, 16504, 19005, 20630, 21720, 24756, 25340, 28882, 30408, 30945, 38010, 41260, 43323, 49512, 50680, 57764, 61890, 72205, 76020, 82520, 86646, 115528, 123780, 144410, 152040, 173292, 216615, 247560, 288820, 346584, 373403, 433230, 577640, 746806, 866460, 1120209, 1493612, 1732920, 1867015, 2240418, 2613821, 2987224, 3734030, 4480836, 5227642, 5601045, 7468060, 7841463, 8961672, 10455284, 11202090, 13069105, 14936120, 15682926, 20910568, 22404180, 26138210, 31365852, 39207315, 44808360, 52276420, 62731704, 78414630, 104552840, 156829260, 313658520]

約数ペア:

[(1, 313658520), (2, 156829260), (3, 104552840), (4, 78414630), (5, 62731704), (6, 52276420), (7, 44808360), (8, 39207315), (10, 31365852), (12, 26138210), (14, 22404180), (15, 20910568), (20, 15682926), (21, 14936120), (24, 13069105), (28, 11202090), (30, 10455284), (35, 8961672), (40, 7841463), (42, 7468060), (56, 5601045), (60, 5227642), (70, 4480836), (84, 3734030), (105, 2987224), (120, 2613821), (140, 2240418), (168, 1867015), (181, 1732920), (210, 1493612), (280, 1120209), (362, 866460), (420, 746806), (543, 577640), (724, 433230), (840, 373403), (905, 346584), (1086, 288820), (1267, 247560), (1448, 216615), (1810, 173292), (2063, 152040), (2172, 144410), (2534, 123780), (2715, 115528), (3620, 86646), (3801, 82520), (4126, 76020), (4344, 72205), (5068, 61890), (5430, 57764), (6189, 50680), (6335, 49512), (7240, 43323), (7602, 41260), (8252, 38010), (10136, 30945), (10315, 30408), (10860, 28882), (12378, 25340), (12670, 24756), (14441, 21720), (15204, 20630), (16504, 19005)]