40657680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{2689}}^1$

素因数の和:2718

約数の個数: 160

約数和(自身を含む): 160108800

約数和(自身を除く): 119451120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 2689, 3024, 3780, 5040, 5378, 7560, 8067, 10756, 13445, 15120, 16134, 18823, 21512, 24201, 26890, 32268, 37646, 40335, 43024, 48402, 53780, 56469, 64536, 72603, 75292, 80670, 94115, 96804, 107560, 112938, 121005, 129072, 145206, 150584, 161340, 169407, 188230, 193608, 215120, 225876, 242010, 282345, 290412, 301168, 322680, 338814, 363015, 376460, 387216, 451752, 484020, 508221, 564690, 580824, 645360, 677628, 726030, 752920, 847035, 903504, 968040, 1016442, 1129380, 1161648, 1355256, 1452060, 1505840, 1694070, 1936080, 2032884, 2258760, 2541105, 2710512, 2904120, 3388140, 4065768, 4517520, 5082210, 5808240, 6776280, 8131536, 10164420, 13552560, 20328840, 40657680]

約数ペア:

[(1, 40657680), (2, 20328840), (3, 13552560), (4, 10164420), (5, 8131536), (6, 6776280), (7, 5808240), (8, 5082210), (9, 4517520), (10, 4065768), (12, 3388140), (14, 2904120), (15, 2710512), (16, 2541105), (18, 2258760), (20, 2032884), (21, 1936080), (24, 1694070), (27, 1505840), (28, 1452060), (30, 1355256), (35, 1161648), (36, 1129380), (40, 1016442), (42, 968040), (45, 903504), (48, 847035), (54, 752920), (56, 726030), (60, 677628), (63, 645360), (70, 580824), (72, 564690), (80, 508221), (84, 484020), (90, 451752), (105, 387216), (108, 376460), (112, 363015), (120, 338814), (126, 322680), (135, 301168), (140, 290412), (144, 282345), (168, 242010), (180, 225876), (189, 215120), (210, 193608), (216, 188230), (240, 169407), (252, 161340), (270, 150584), (280, 145206), (315, 129072), (336, 121005), (360, 112938), (378, 107560), (420, 96804), (432, 94115), (504, 80670), (540, 75292), (560, 72603), (630, 64536), (720, 56469), (756, 53780), (840, 48402), (945, 43024), (1008, 40335), (1080, 37646), (1260, 32268), (1512, 26890), (1680, 24201), (1890, 21512), (2160, 18823), (2520, 16134), (2689, 15120), (3024, 13445), (3780, 10756), (5040, 8067), (5378, 7560)]