3920280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 14515200

約数和(自身を除く): 10594920

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, 359, 364, 390, 420, 455, 520, 546, 718, 728, 780, 840, 910, 1077, 1092, 1365, 1436, 1560, 1795, 1820, 2154, 2184, 2513, 2730, 2872, 3590, 3640, 4308, 4667, 5026, 5385, 5460, 7180, 7539, 8616, 9334, 10052, 10770, 10920, 12565, 14001, 14360, 15078, 18668, 20104, 21540, 23335, 25130, 28002, 30156, 32669, 37336, 37695, 43080, 46670, 50260, 56004, 60312, 65338, 70005, 75390, 93340, 98007, 100520, 112008, 130676, 140010, 150780, 163345, 186680, 196014, 261352, 280020, 301560, 326690, 392028, 490035, 560040, 653380, 784056, 980070, 1306760, 1960140, 3920280]

約数ペア:

[(1, 3920280), (2, 1960140), (3, 1306760), (4, 980070), (5, 784056), (6, 653380), (7, 560040), (8, 490035), (10, 392028), (12, 326690), (13, 301560), (14, 280020), (15, 261352), (20, 196014), (21, 186680), (24, 163345), (26, 150780), (28, 140010), (30, 130676), (35, 112008), (39, 100520), (40, 98007), (42, 93340), (52, 75390), (56, 70005), (60, 65338), (65, 60312), (70, 56004), (78, 50260), (84, 46670), (91, 43080), (104, 37695), (105, 37336), (120, 32669), (130, 30156), (140, 28002), (156, 25130), (168, 23335), (182, 21540), (195, 20104), (210, 18668), (260, 15078), (273, 14360), (280, 14001), (312, 12565), (359, 10920), (364, 10770), (390, 10052), (420, 9334), (455, 8616), (520, 7539), (546, 7180), (718, 5460), (728, 5385), (780, 5026), (840, 4667), (910, 4308), (1077, 3640), (1092, 3590), (1365, 2872), (1436, 2730), (1560, 2513), (1795, 2184), (1820, 2154)]