28467120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:331

約数の個数: 160

約数和(自身を含む): 98993664

約数和(自身を除く): 70526544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 41, 44, 48, 55, 60, 66, 80, 82, 88, 110, 120, 123, 132, 164, 165, 176, 205, 220, 240, 246, 263, 264, 328, 330, 410, 440, 451, 492, 526, 528, 615, 656, 660, 789, 820, 880, 902, 984, 1052, 1230, 1315, 1320, 1353, 1578, 1640, 1804, 1968, 2104, 2255, 2460, 2630, 2640, 2706, 2893, 3156, 3280, 3608, 3945, 4208, 4510, 4920, 5260, 5412, 5786, 6312, 6765, 7216, 7890, 8679, 9020, 9840, 10520, 10783, 10824, 11572, 12624, 13530, 14465, 15780, 17358, 18040, 21040, 21566, 21648, 23144, 27060, 28930, 31560, 32349, 34716, 36080, 43132, 43395, 46288, 53915, 54120, 57860, 63120, 64698, 69432, 86264, 86790, 107830, 108240, 115720, 118613, 129396, 138864, 161745, 172528, 173580, 215660, 231440, 237226, 258792, 323490, 347160, 355839, 431320, 474452, 517584, 593065, 646980, 694320, 711678, 862640, 948904, 1186130, 1293960, 1423356, 1779195, 1897808, 2372260, 2587920, 2846712, 3558390, 4744520, 5693424, 7116780, 9489040, 14233560, 28467120]

約数ペア:

[(1, 28467120), (2, 14233560), (3, 9489040), (4, 7116780), (5, 5693424), (6, 4744520), (8, 3558390), (10, 2846712), (11, 2587920), (12, 2372260), (15, 1897808), (16, 1779195), (20, 1423356), (22, 1293960), (24, 1186130), (30, 948904), (33, 862640), (40, 711678), (41, 694320), (44, 646980), (48, 593065), (55, 517584), (60, 474452), (66, 431320), (80, 355839), (82, 347160), (88, 323490), (110, 258792), (120, 237226), (123, 231440), (132, 215660), (164, 173580), (165, 172528), (176, 161745), (205, 138864), (220, 129396), (240, 118613), (246, 115720), (263, 108240), (264, 107830), (328, 86790), (330, 86264), (410, 69432), (440, 64698), (451, 63120), (492, 57860), (526, 54120), (528, 53915), (615, 46288), (656, 43395), (660, 43132), (789, 36080), (820, 34716), (880, 32349), (902, 31560), (984, 28930), (1052, 27060), (1230, 23144), (1315, 21648), (1320, 21566), (1353, 21040), (1578, 18040), (1640, 17358), (1804, 15780), (1968, 14465), (2104, 13530), (2255, 12624), (2460, 11572), (2630, 10824), (2640, 10783), (2706, 10520), (2893, 9840), (3156, 9020), (3280, 8679), (3608, 7890), (3945, 7216), (4208, 6765), (4510, 6312), (4920, 5786), (5260, 5412)]