8326920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 29859840

約数和(自身を除く): 21532920

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, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 431, 460, 483, 552, 644, 690, 805, 840, 862, 920, 966, 1288, 1293, 1380, 1610, 1724, 1932, 2155, 2415, 2586, 2760, 3017, 3220, 3448, 3864, 4310, 4830, 5172, 6034, 6440, 6465, 8620, 9051, 9660, 9913, 10344, 12068, 12930, 15085, 17240, 18102, 19320, 19826, 24136, 25860, 29739, 30170, 36204, 39652, 45255, 49565, 51720, 59478, 60340, 69391, 72408, 79304, 90510, 99130, 118956, 120680, 138782, 148695, 181020, 198260, 208173, 237912, 277564, 297390, 346955, 362040, 396520, 416346, 555128, 594780, 693910, 832692, 1040865, 1189560, 1387820, 1665384, 2081730, 2775640, 4163460, 8326920]

約数ペア:

[(1, 8326920), (2, 4163460), (3, 2775640), (4, 2081730), (5, 1665384), (6, 1387820), (7, 1189560), (8, 1040865), (10, 832692), (12, 693910), (14, 594780), (15, 555128), (20, 416346), (21, 396520), (23, 362040), (24, 346955), (28, 297390), (30, 277564), (35, 237912), (40, 208173), (42, 198260), (46, 181020), (56, 148695), (60, 138782), (69, 120680), (70, 118956), (84, 99130), (92, 90510), (105, 79304), (115, 72408), (120, 69391), (138, 60340), (140, 59478), (161, 51720), (168, 49565), (184, 45255), (210, 39652), (230, 36204), (276, 30170), (280, 29739), (322, 25860), (345, 24136), (420, 19826), (431, 19320), (460, 18102), (483, 17240), (552, 15085), (644, 12930), (690, 12068), (805, 10344), (840, 9913), (862, 9660), (920, 9051), (966, 8620), (1288, 6465), (1293, 6440), (1380, 6034), (1610, 5172), (1724, 4830), (1932, 4310), (2155, 3864), (2415, 3448), (2586, 3220), (2760, 3017)]