121854720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2478

約数の個数: 144

約数和(自身を含む): 419281632

約数和(自身を除く): 297426912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2441, 2496, 3120, 3328, 3840, 4160, 4882, 4992, 6240, 7323, 8320, 9764, 9984, 12205, 12480, 14646, 16640, 19528, 24410, 24960, 29292, 31733, 36615, 39056, 48820, 49920, 58584, 63466, 73230, 78112, 95199, 97640, 117168, 126932, 146460, 156224, 158665, 190398, 195280, 234336, 253864, 292920, 312448, 317330, 380796, 390560, 468672, 475995, 507728, 585840, 624896, 634660, 761592, 781120, 937344, 951990, 1015456, 1171680, 1269320, 1523184, 1562240, 1874688, 1903980, 2030912, 2343360, 2538640, 3046368, 3124480, 3807960, 4061824, 4686720, 5077280, 6092736, 7615920, 8123648, 9373440, 10154560, 12185472, 15231840, 20309120, 24370944, 30463680, 40618240, 60927360, 121854720]

約数ペア:

[(1, 121854720), (2, 60927360), (3, 40618240), (4, 30463680), (5, 24370944), (6, 20309120), (8, 15231840), (10, 12185472), (12, 10154560), (13, 9373440), (15, 8123648), (16, 7615920), (20, 6092736), (24, 5077280), (26, 4686720), (30, 4061824), (32, 3807960), (39, 3124480), (40, 3046368), (48, 2538640), (52, 2343360), (60, 2030912), (64, 1903980), (65, 1874688), (78, 1562240), (80, 1523184), (96, 1269320), (104, 1171680), (120, 1015456), (128, 951990), (130, 937344), (156, 781120), (160, 761592), (192, 634660), (195, 624896), (208, 585840), (240, 507728), (256, 475995), (260, 468672), (312, 390560), (320, 380796), (384, 317330), (390, 312448), (416, 292920), (480, 253864), (520, 234336), (624, 195280), (640, 190398), (768, 158665), (780, 156224), (832, 146460), (960, 126932), (1040, 117168), (1248, 97640), (1280, 95199), (1560, 78112), (1664, 73230), (1920, 63466), (2080, 58584), (2441, 49920), (2496, 48820), (3120, 39056), (3328, 36615), (3840, 31733), (4160, 29292), (4882, 24960), (4992, 24410), (6240, 19528), (7323, 16640), (8320, 14646), (9764, 12480), (9984, 12205)]