156776280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1401

約数の個数: 128

約数和(自身を含む): 502571520

約数和(自身を除く): 345795240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 690, 860, 920, 989, 1032, 1290, 1321, 1380, 1720, 1978, 2580, 2642, 2760, 2967, 3956, 3963, 4945, 5160, 5284, 5934, 6605, 7912, 7926, 9890, 10568, 11868, 13210, 14835, 15852, 19780, 19815, 23736, 26420, 29670, 30383, 31704, 39560, 39630, 52840, 56803, 59340, 60766, 79260, 91149, 113606, 118680, 121532, 151915, 158520, 170409, 182298, 227212, 243064, 284015, 303830, 340818, 364596, 454424, 455745, 568030, 607660, 681636, 729192, 852045, 911490, 1136060, 1215320, 1306469, 1363272, 1704090, 1822980, 2272120, 2612938, 3408180, 3645960, 3919407, 5225876, 6532345, 6816360, 7838814, 10451752, 13064690, 15677628, 19597035, 26129380, 31355256, 39194070, 52258760, 78388140, 156776280]

約数ペア:

[(1, 156776280), (2, 78388140), (3, 52258760), (4, 39194070), (5, 31355256), (6, 26129380), (8, 19597035), (10, 15677628), (12, 13064690), (15, 10451752), (20, 7838814), (23, 6816360), (24, 6532345), (30, 5225876), (40, 3919407), (43, 3645960), (46, 3408180), (60, 2612938), (69, 2272120), (86, 1822980), (92, 1704090), (115, 1363272), (120, 1306469), (129, 1215320), (138, 1136060), (172, 911490), (184, 852045), (215, 729192), (230, 681636), (258, 607660), (276, 568030), (344, 455745), (345, 454424), (430, 364596), (460, 340818), (516, 303830), (552, 284015), (645, 243064), (690, 227212), (860, 182298), (920, 170409), (989, 158520), (1032, 151915), (1290, 121532), (1321, 118680), (1380, 113606), (1720, 91149), (1978, 79260), (2580, 60766), (2642, 59340), (2760, 56803), (2967, 52840), (3956, 39630), (3963, 39560), (4945, 31704), (5160, 30383), (5284, 29670), (5934, 26420), (6605, 23736), (7912, 19815), (7926, 19780), (9890, 15852), (10568, 14835), (11868, 13210)]