2530920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 128

約数和(自身を含む): 9123840

約数和(自身を除く): 6592920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 131, 138, 140, 161, 168, 184, 210, 230, 262, 276, 280, 322, 345, 393, 420, 460, 483, 524, 552, 644, 655, 690, 786, 805, 840, 917, 920, 966, 1048, 1288, 1310, 1380, 1572, 1610, 1834, 1932, 1965, 2415, 2620, 2751, 2760, 3013, 3144, 3220, 3668, 3864, 3930, 4585, 4830, 5240, 5502, 6026, 6440, 7336, 7860, 9039, 9170, 9660, 11004, 12052, 13755, 15065, 15720, 18078, 18340, 19320, 21091, 22008, 24104, 27510, 30130, 36156, 36680, 42182, 45195, 55020, 60260, 63273, 72312, 84364, 90390, 105455, 110040, 120520, 126546, 168728, 180780, 210910, 253092, 316365, 361560, 421820, 506184, 632730, 843640, 1265460, 2530920]

約数ペア:

[(1, 2530920), (2, 1265460), (3, 843640), (4, 632730), (5, 506184), (6, 421820), (7, 361560), (8, 316365), (10, 253092), (12, 210910), (14, 180780), (15, 168728), (20, 126546), (21, 120520), (23, 110040), (24, 105455), (28, 90390), (30, 84364), (35, 72312), (40, 63273), (42, 60260), (46, 55020), (56, 45195), (60, 42182), (69, 36680), (70, 36156), (84, 30130), (92, 27510), (105, 24104), (115, 22008), (120, 21091), (131, 19320), (138, 18340), (140, 18078), (161, 15720), (168, 15065), (184, 13755), (210, 12052), (230, 11004), (262, 9660), (276, 9170), (280, 9039), (322, 7860), (345, 7336), (393, 6440), (420, 6026), (460, 5502), (483, 5240), (524, 4830), (552, 4585), (644, 3930), (655, 3864), (690, 3668), (786, 3220), (805, 3144), (840, 3013), (917, 2760), (920, 2751), (966, 2620), (1048, 2415), (1288, 1965), (1310, 1932), (1380, 1834), (1572, 1610)]