29788680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 95800320

約数和(自身を除く): 66011640

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, 251, 258, 276, 344, 345, 430, 460, 502, 516, 552, 645, 690, 753, 860, 920, 989, 1004, 1032, 1255, 1290, 1380, 1506, 1720, 1978, 2008, 2510, 2580, 2760, 2967, 3012, 3765, 3956, 4945, 5020, 5160, 5773, 5934, 6024, 7530, 7912, 9890, 10040, 10793, 11546, 11868, 14835, 15060, 17319, 19780, 21586, 23092, 23736, 28865, 29670, 30120, 32379, 34638, 39560, 43172, 46184, 53965, 57730, 59340, 64758, 69276, 86344, 86595, 107930, 115460, 118680, 129516, 138552, 161895, 173190, 215860, 230920, 248239, 259032, 323790, 346380, 431720, 496478, 647580, 692760, 744717, 992956, 1241195, 1295160, 1489434, 1985912, 2482390, 2978868, 3723585, 4964780, 5957736, 7447170, 9929560, 14894340, 29788680]

約数ペア:

[(1, 29788680), (2, 14894340), (3, 9929560), (4, 7447170), (5, 5957736), (6, 4964780), (8, 3723585), (10, 2978868), (12, 2482390), (15, 1985912), (20, 1489434), (23, 1295160), (24, 1241195), (30, 992956), (40, 744717), (43, 692760), (46, 647580), (60, 496478), (69, 431720), (86, 346380), (92, 323790), (115, 259032), (120, 248239), (129, 230920), (138, 215860), (172, 173190), (184, 161895), (215, 138552), (230, 129516), (251, 118680), (258, 115460), (276, 107930), (344, 86595), (345, 86344), (430, 69276), (460, 64758), (502, 59340), (516, 57730), (552, 53965), (645, 46184), (690, 43172), (753, 39560), (860, 34638), (920, 32379), (989, 30120), (1004, 29670), (1032, 28865), (1255, 23736), (1290, 23092), (1380, 21586), (1506, 19780), (1720, 17319), (1978, 15060), (2008, 14835), (2510, 11868), (2580, 11546), (2760, 10793), (2967, 10040), (3012, 9890), (3765, 7912), (3956, 7530), (4945, 6024), (5020, 5934), (5160, 5773)]