38398920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2727

約数の個数: 128

約数和(自身を含む): 139449600

約数和(自身を除く): 101050680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2689, 2856, 3570, 4760, 5378, 7140, 8067, 10756, 13445, 14280, 16134, 18823, 21512, 26890, 32268, 37646, 40335, 45713, 53780, 56469, 64536, 75292, 80670, 91426, 94115, 107560, 112938, 137139, 150584, 161340, 182852, 188230, 225876, 228565, 274278, 282345, 319991, 322680, 365704, 376460, 451752, 457130, 548556, 564690, 639982, 685695, 752920, 914260, 959973, 1097112, 1129380, 1279964, 1371390, 1599955, 1828520, 1919946, 2258760, 2559928, 2742780, 3199910, 3839892, 4799865, 5485560, 6399820, 7679784, 9599730, 12799640, 19199460, 38398920]

約数ペア:

[(1, 38398920), (2, 19199460), (3, 12799640), (4, 9599730), (5, 7679784), (6, 6399820), (7, 5485560), (8, 4799865), (10, 3839892), (12, 3199910), (14, 2742780), (15, 2559928), (17, 2258760), (20, 1919946), (21, 1828520), (24, 1599955), (28, 1371390), (30, 1279964), (34, 1129380), (35, 1097112), (40, 959973), (42, 914260), (51, 752920), (56, 685695), (60, 639982), (68, 564690), (70, 548556), (84, 457130), (85, 451752), (102, 376460), (105, 365704), (119, 322680), (120, 319991), (136, 282345), (140, 274278), (168, 228565), (170, 225876), (204, 188230), (210, 182852), (238, 161340), (255, 150584), (280, 137139), (340, 112938), (357, 107560), (408, 94115), (420, 91426), (476, 80670), (510, 75292), (595, 64536), (680, 56469), (714, 53780), (840, 45713), (952, 40335), (1020, 37646), (1190, 32268), (1428, 26890), (1785, 21512), (2040, 18823), (2380, 16134), (2689, 14280), (2856, 13445), (3570, 10756), (4760, 8067), (5378, 7140)]