16653840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:477

約数の個数: 160

約数和(自身を含む): 61710336

約数和(自身を除く): 45056496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 431, 460, 483, 552, 560, 644, 690, 805, 840, 862, 920, 966, 1104, 1288, 1293, 1380, 1610, 1680, 1724, 1840, 1932, 2155, 2415, 2576, 2586, 2760, 3017, 3220, 3448, 3864, 4310, 4830, 5172, 5520, 6034, 6440, 6465, 6896, 7728, 8620, 9051, 9660, 9913, 10344, 12068, 12880, 12930, 15085, 17240, 18102, 19320, 19826, 20688, 24136, 25860, 29739, 30170, 34480, 36204, 38640, 39652, 45255, 48272, 49565, 51720, 59478, 60340, 69391, 72408, 79304, 90510, 99130, 103440, 118956, 120680, 138782, 144816, 148695, 158608, 181020, 198260, 208173, 237912, 241360, 277564, 297390, 346955, 362040, 396520, 416346, 475824, 555128, 594780, 693910, 724080, 793040, 832692, 1040865, 1110256, 1189560, 1387820, 1665384, 2081730, 2379120, 2775640, 3330768, 4163460, 5551280, 8326920, 16653840]

約数ペア:

[(1, 16653840), (2, 8326920), (3, 5551280), (4, 4163460), (5, 3330768), (6, 2775640), (7, 2379120), (8, 2081730), (10, 1665384), (12, 1387820), (14, 1189560), (15, 1110256), (16, 1040865), (20, 832692), (21, 793040), (23, 724080), (24, 693910), (28, 594780), (30, 555128), (35, 475824), (40, 416346), (42, 396520), (46, 362040), (48, 346955), (56, 297390), (60, 277564), (69, 241360), (70, 237912), (80, 208173), (84, 198260), (92, 181020), (105, 158608), (112, 148695), (115, 144816), (120, 138782), (138, 120680), (140, 118956), (161, 103440), (168, 99130), (184, 90510), (210, 79304), (230, 72408), (240, 69391), (276, 60340), (280, 59478), (322, 51720), (336, 49565), (345, 48272), (368, 45255), (420, 39652), (431, 38640), (460, 36204), (483, 34480), (552, 30170), (560, 29739), (644, 25860), (690, 24136), (805, 20688), (840, 19826), (862, 19320), (920, 18102), (966, 17240), (1104, 15085), (1288, 12930), (1293, 12880), (1380, 12068), (1610, 10344), (1680, 9913), (1724, 9660), (1840, 9051), (1932, 8620), (2155, 7728), (2415, 6896), (2576, 6465), (2586, 6440), (2760, 6034), (3017, 5520), (3220, 5172), (3448, 4830), (3864, 4310)]